7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | 75/00 (Loose Spring Seats)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit, four loose spring seats.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: 75/00 (Loose Spring Seats)
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (75/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | 75/00 (Loose Spring Seats)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: 75/00 (Loose Spring Seats)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (75/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 75/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (75/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 75/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (75/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 25k Gooseneck Trailer Coupler - 25000 lb Adjustable Round 2 5/16
(2) 12K Drop Leg Trailer Jack - 12000 lb Front Pin Side Wind with Handle (12.5" Travel) - Boxed
(4) Red 6in Oval LED S/T/T Light 6" Oval 6 LED STT Grommet Mount Red Lens Pigtail
(2) Midturn Amber Lens Grommet Mount Pigtail
(4) 3/4" Round Amber Mini Side Marker Clearance Light Amber Mini Grommet Mount PC Sidemarker Amber Lens
(2) 3/4" Round Red Mini Side Marker Clearance Light
(6) Flush Mount Grommet For 6in Oval Lights
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Gold Trailer Safety Chain - 3/8 x 39" with 1 Clevis Hook (27.4k Capacity)
(30) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | 85/00 (Loose Spring Seats)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit, four loose spring seats.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: 85/00 (Loose Spring Seats)
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (85/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | 85/00 (Loose Spring Seats)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: 85/00 (Loose Spring Seats)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (85/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 85/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (85/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 85/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (85/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 25k Gooseneck Trailer Coupler - 25000 lb Adjustable Round 2 5/16
(2) RAM Drop Leg 12k Trailer Jack - 12000 lb Front Pin Side Wind - without handle
(2) 12k Trailer Jack handle
(4) Red 6in Oval LED S/T/T Light 6" Oval 6 LED STT Grommet Mount Red Lens Pigtail
(2) Midturn Amber Lens Grommet Mount Pigtail
(4) 3/4" Round Amber Mini Side Marker Clearance Light Amber Mini Grommet Mount PC Sidemarker Amber Lens
(2) 3/4" Round Red Mini Side Marker Clearance Light
(6) Flush Mount Grommet For 6in Oval Lights
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Gold Trailer Safety Chain - 3/8 x 39" with 1 Clevis Hook (27.4k Capacity)
(30) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | 89/00 (Loose Spring Seats)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit, four loose spring seats.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: 89/00 (Loose Spring Seats)
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (89/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | 89/00 (Loose Spring Seats)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: 89/00 (Loose Spring Seats)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (89/00 STRAIGHT - no spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 89/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (89/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 89/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (89/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 25k Gooseneck Trailer Coupler - 25000 lb Adjustable Round 2 5/16
(2) RAM Drop Leg 12k Trailer Jack - 12000 lb Front Pin Side Wind - without handle
(2) 12k Trailer Jack handle
(4) Red 6in Oval LED S/T/T Light 6" Oval 6 LED STT Grommet Mount Red Lens Pigtail
(2) Midturn Amber Lens Grommet Mount Pigtail
(4) 3/4" Round Amber Mini Side Marker Clearance Light Amber Mini Grommet Mount PC Sidemarker Amber Lens
(2) 3/4" Round Red Mini Side Marker Clearance Light
(6) Flush Mount Grommet For 6in Oval Lights
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Gold Trailer Safety Chain - 3/8 x 39" with 1 Clevis Hook (27.4k Capacity)
(30) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | 95/00 (Loose Spring Seats)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit, four loose spring seats.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: 95/00 (Loose Spring Seats)
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (95/00 STRAIGHT - No spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | 95/00 (Loose Spring Seats)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: 95/00 (Loose Spring Seats)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (95/00 STRAIGHT - No spring seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Fast shipping — order today, ships tomorrow
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 95/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (95/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: 95/00 (Loose Spring Seats)
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) (95/00 STRAIGHT - No Spring Seat)
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 25k Gooseneck Trailer Coupler - 25000 lb Adjustable Round 2 5/16
(2) RAM Drop Leg 12k Trailer Jack - 12000 lb Front Pin Side Wind - without handle
(2) 12k Trailer Jack handle
(4) Red 6in Oval LED S/T/T Light 6" Oval 6 LED STT Grommet Mount Red Lens Pigtail
(2) Midturn Amber Lens Grommet Mount Pigtail
(4) 3/4" Round Amber Mini Side Marker Clearance Light Amber Mini Grommet Mount PC Sidemarker Amber Lens
(2) 3/4" Round Red Mini Side Marker Clearance Light
(6) Flush Mount Grommet For 6in Oval Lights
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Gold Trailer Safety Chain - 3/8 x 39" with 1 Clevis Hook (27.4k Capacity)
(30) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Fast shipping — order today, ships tomorrow
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | Custom spring center (+3 day build time)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit, four loose spring seats.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: Custom spring center (+3 day build time)
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) Customer Spring Center Placement - No Spring Seats
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
Spring seats ship loose so you can set your own spring center
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Custom builds to your exact measurements
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | Custom spring center (+3 day build time)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: Custom spring center (+3 day build time)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Spring seats: Not welded; (4) spring seats ship loose
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) Customer Spring Center Placement - No Spring Seats
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
Axle comes with loose spring seats that will need to be welded on
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Custom builds to your exact measurements
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake 8 lug - (4" Drop) Custom Spring Center Placement - No Spring Seats Installed
(4) 7k Axle Spring Seat (ships loose)
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Custom builds to your exact measurements
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7K Trailer Axles — 7,000 lb Electric Brake, 8x6.5 (1/2″ studs), 4″ Drop
(2) U-Bolt Kits for 5,200–7,000 lb Axles (1/2″ diameter)
(1) Slipper Tandem Hanger Kit for 7,000 lb Axles
(4) 5-Leaf Slipper Springs for 7,000 lb Axles
(4) 16″ 10-Ply Radial TWA — ST235/80R16, 8 Lug — Silver/Gray Finish
(2) Tandem Axle 10x72 Steel Tread Plate Double-Broke Trailer Fenders
(2) Tandem Axle Double-Broke Fender Backs — Smooth
(1) 25K Gooseneck Coupler — 2 5/16″ Adjustable Round
(2) 12K Drop-Leg Side-Pin Spring-Loaded Jacks w/ Handle
(4) Red 6″ Oval LED S/T/T Lights
(2) Amber 6″ Oval LED S/T/T Midship Lights
(6) Flush-Mount Grommets for 6″ Oval Lights
(6) 3-Prong Pigtails for LED Lights — 10″
(1) Sealed ID Light Bar — 3 Red Lights
(4) 3/4″ Amber Side Marker Lights
(2) 3/4″ Red Side Marker Lights
(1) License Plate Light — Rectangular
(1) 7-Way Plug, 36 ft — 6-way cable, 14 gauge
(2) Safety Chains — 3/8 x 39″ w/ 1 Clevis Hook (27.4K capacity)
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch
(30) Reflective DOT Tape — 18″ Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together
U.S.A.-built axles — nationwide parts availability

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
Custom builds to your exact measurements
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Heavy Duty Tandem Axle Kit — 4" Drop — 14,000 lb | Custom, built to your measurements (+2 week build time)

Tandem axle running gear in one package: two 7K TK electric brake axles, four springs, two U-bolt kits, one hanger kit.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake, 4" drop
Hubface/Spring Center: Custom, built to your measurements (+2 week build time)
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake - (4" Drop) - Custom - 8x6.5 - 1/2"
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 1/2" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
Axles come fully assembled and packed with high-temp axle grease
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit, cargo, and enclosed trailers
RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Custom builds to your exact measurements
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Heavy Duty Tandem Axle TK Trailer Kit — 4" Drop — 14,000 lb | Custom, built to your measurements (+2 week build time)

Tandem running gear in one package: two 7K electric brake axles, slipper springs, U-bolt kits, and a slipper tandem hanger kit, plus four 16" radial tire & wheel assemblies.

Specifications:

Capacity: 14,000 lb (2 x 7,000 lb axles)
Axles: 7K TK, electric brake
Hubface/Spring Center: Custom, built to your measurements (+2 week build time)
Drop: 4"
Bolt pattern: 8x6.5
Studs: 1/2"
Axle tube: 3"
Springs: 5 leaf 26 5/8" x 2" slipper
Tires & wheels: (4) 16" 10 ply radial, ST235/80 R16, silver mod
ABS: Not ABS compatible

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake - (4" Drop) - Custom - 8x6.5 - 1/2"
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

Key Benefits:

Pre-packaged kit to ensure proper fitment of running gear
OEM grade trailer axles and suspension
Axles come fully assembled and packed with high-temp axle grease
EZ Lube design: removable rubber plug on the hub cap gives access to a grease-able zerk fitting, so you can grease the axle without pulling the hub
High strength steel axle tube construction for a better highway experience
OEM grade tires designed for highway use

Ideal For:

Utility, boat, and car hauler trailers
ATV, lawn & landscape, and motorcycle trailers
BBQ pit trailers
Cargo, enclosed, and RV trailers

Why Buy from The Trailer Parts Outlet?

Quality trailer parts at affordable prices
Custom builds to your exact measurements
Bulk & wholesale pricing available
Dedicated expert support

Have questions? Call or message us at (936) 289-3191.

7K Complete Bumper-Pull Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, an A-frame coupler and jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake - (4" Drop) - Custom - 8x6.5 - 1/2"
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 12.5K A-Frame Cast Trailer Coupler - 12500 lb 2 5/16" Bulldog Style
(1) Drop Leg 8k 7k Trailer Jack - 8000 7000 lb Side Wind
(1) 8 Function 4" Box Tail Light Left Side Pig Tail
(1) 7 Function 4" Box Tail Light Right Side Pig Tail
(2) Model S170 Amber P2/PC Sidemarker Amber Lens 6" Pigtail
(1) 25ft 4 pole Wire Harness
(4) Zinc Steel Square-neck Carriage Bolt for S/T/T light
(4) Medium Strength Steel Nylon Insert Locknut for S/T/T light
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) Trailer License Plate Bracket - Black
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Trailer Safety Chain - 5/16 x 30" - Forged (7.6k Capacity)
(20) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Custom builds to your exact measurements
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

7K Complete Gooseneck Tandem Trailer Kit — 14K capacity — 4″ Drop | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 14,000 lb tandem trailer, in one package: two 7,000 lb axles, matched suspension, wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 14,000 lbs combined (two 7K axles)
Axle type: Electric Brake
Brake size: 12″ × 2″ electric drum
Tube diameter: 3″ round axle tube — 4″ drop
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 1/2″
ABS: Not compatible with ABS systems

How to Measure: Hubface is measured from one hub face (where the studs come out) to the hub face on the opposite side. Spring Center is measured from the center of one spring seat to the center of the opposite spring seat.

What’s Included:

(2) 7k TK Trailer Axle - 7000 lb Electric Brake - (4" Drop) - Custom - 8x6.5 - 1/2"
(4) 7k Axle Spring Seat
(4) 5 Leaf 26 5/8" x 2" Trailer Slipper Spring for 7000 lb Axles
(2) 9/16" Trailer U-bolt kit for 3" Tube 5200 - 7000 lb Axles
(1) Trailer Tandem Slipper Hanger Kit for 5200 - 8000 lb axles
(4) 16" 10 ply Radial Trailer Tire & Wheel - ST235/80 R16 (Silver Mod) - 8x6.5
(2) Tandem Axle 10x72 Steel Tread Plate Double Broke Trailer Fender
(2) Tandem Trailer Axle Fender Back for 10x72 Double Broke Trailer Fender
(1) RAM 25k Gooseneck Trailer Coupler - 25000 lb Adjustable Round 2 5/16
(2) 12K Drop Leg Trailer Jack - 12000 lb Front Pin Side Wind with Handle (12.5" Travel) - Boxed
(4) Red 6in Oval LED S/T/T Light 6" Oval 6 LED STT Grommet Mount Red Lens Pigtail
(2) Midturn Amber Lens Grommet Mount Pigtail
(4) 3/4" Round Amber Mini Side Marker Clearance Light Amber Mini Grommet Mount PC Sidemarker Amber Lens
(2) 3/4" Round Red Mini Side Marker Clearance Light
(6) Flush Mount Grommet For 6in Oval Lights
(1) Heavy Duty Sealed ID Light Bar - 3 Red Lights
(1) License Plate Light - DOT Rated (Chrome Base License Lamp Vertical Plane Mount)
(1) 7 Way Plug
(36 ft) 6 Way Cable 14 Gauge
(1) 12 Volt Trailer Breakaway Kit
(2) Gold Trailer Safety Chain - 3/8 x 39" with 1 Clevis Hook (27.4k Capacity)
(30) Reflective DOT Tape - 18" Strips

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together

Ideal For:

Utility, flatbed & equipment trailers
Car haulers & dump trailers
Complete DIY trailer builds
Fleet repair & replacement

Why Buy from The Trailer Parts Outlet?

Custom builds to your exact measurements
Bulk & wholesale options available
Financing options
Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — we’re here to help you find the perfect kit for your trailer build. Order your 7K Complete Trailer Kit today and get building with confidence!

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7000 lb TK Tandem Axle HD Kit - 14K Capacity (Drop Axle Series)

7000 lb TK Tandem Axle HD Kit - 14K Capacity (Drop Axle Series)