True 8K Tandem Axle Kit — 16K capacity | Axles with Suspension

Complete tandem running gear without tires: two 8,000 lb electric brake axles. Matched slipper suspension included. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 75/56
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung (lower ride height)
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — 75/56 — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle Kit today and get back on the road with confidence!

True 8K Tandem Axle TK Trailer Kit — 16K capacity | Axles, Suspension, Tires & Wheels

Complete tandem running gear in one package: two 8,000 lb electric brake axles, matched slipper suspension, and four 16 inch 14-ply radial tire and wheel assemblies. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 75/56
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung (lower ride height)
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — 75/56 — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)
(4) 16" 235/80 R16 14 Ply 8 Lug Semi Steel Radial TWA (Tire Wheel Assemblies) — Silver/Gray Finish

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle TK Trailer Kit today and get back on the road with confidence!

True 8K Complete Bumper-Pull Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, an A-frame coupler and side-wind jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 75/56
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — Silver/Gray Finish
(2) Tandem Axle 10x72 Steel Tread Plate Double-Broke Trailer Fenders
(2) Tandem Axle Double-Broke Fender Backs — Smooth
(1) 12.5K A-Frame Cast Coupler — 2 5/16″ Bulldog Style
(1) Drop-Leg 7K/8K Trailer Jack — Side Wind
(1) LED Light Kit with harness
(1) Sealed ID Light Bar — 3 Red Lights
(1) 7-Way Plug, 36 ft — 6-way cable, 14 gauge
(1) License Plate Light — Rectangular
(1) License Plate Bracket
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch
(2) Silver Safety Chains — 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
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Bumper-Pull Trailer Kit today and get building with confidence!

True 8K Complete Gooseneck Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 75/56
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — 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″
(4) 3/4″ Amber Side Marker Lights
(2) 3/4″ Red Side Marker Lights
(1) License Plate Light — Rectangular
(1) Sealed ID Light Bar — 3 Red Lights
(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)
(30) Reflective DOT Tape — 18″ Strips
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Gooseneck Trailer Kit today and get building with confidence!

True 8K Tandem Axle Kit — 16K capacity | Axles with Suspension

Complete tandem running gear without tires: two 8,000 lb electric brake axles. Matched slipper suspension included. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 95/78
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung (lower ride height)
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — 95/78 — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle Kit today and get back on the road with confidence!

True 8K Tandem Axle TK Trailer Kit — 16K capacity | Axles, Suspension, Tires & Wheels

Complete tandem running gear in one package: two 8,000 lb electric brake axles, matched slipper suspension, and four 16 inch 14-ply radial tire and wheel assemblies. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 95/78
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung (lower ride height)
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — 95/78 — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)
(4) 16" 235/80 R16 14 Ply 8 Lug Semi Steel Radial TWA (Tire Wheel Assemblies) — Silver/Gray Finish

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle TK Trailer Kit today and get back on the road with confidence!

True 8K Complete Bumper-Pull Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, an A-frame coupler and side-wind jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 95/78
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — Silver/Gray Finish
(2) Tandem Axle 10x72 Steel Tread Plate Double-Broke Trailer Fenders
(2) Tandem Axle Double-Broke Fender Backs — Smooth
(1) 12.5K A-Frame Cast Coupler — 2 5/16″ Bulldog Style
(1) Drop-Leg 7K/8K Trailer Jack — Side Wind
(1) LED Light Kit with harness
(1) Sealed ID Light Bar — 3 Red Lights
(1) 7-Way Plug, 36 ft — 6-way cable, 14 gauge
(1) License Plate Light — Rectangular
(1) License Plate Bracket
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch
(2) Silver Safety Chains — 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
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Bumper-Pull Trailer Kit today and get building with confidence!

True 8K Complete Gooseneck Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: 95/78
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — 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″
(4) 3/4″ Amber Side Marker Lights
(2) 3/4″ Red Side Marker Lights
(1) License Plate Light — Rectangular
(1) Sealed ID Light Bar — 3 Red Lights
(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)
(30) Reflective DOT Tape — 18″ Strips
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Gooseneck Trailer Kit today and get building with confidence!

True 8K Tandem Axle Kit — 16K capacity | Axles with Suspension

Complete tandem running gear without tires: two 8,000 lb electric brake axles. Matched slipper suspension included. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom spring center, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung or Overslung, choose your configuration
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — Custom spring center, enter your measurements — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle Kit today and get back on the road with confidence!

True 8K Tandem Axle TK Trailer Kit — 16K capacity | Axles, Suspension, Tires & Wheels

Complete tandem running gear in one package: two 8,000 lb electric brake axles, matched slipper suspension, and four 16 inch 14-ply radial tire and wheel assemblies. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom spring center, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung or Overslung, choose your configuration
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — Custom spring center, enter your measurements — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)
(4) 16" 235/80 R16 14 Ply 8 Lug Semi Steel Radial TWA (Tire Wheel Assemblies) — Silver/Gray Finish

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle TK Trailer Kit today and get back on the road with confidence!

True 8K Complete Bumper-Pull Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, an A-frame coupler and side-wind jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — Silver/Gray Finish
(2) Tandem Axle 10x72 Steel Tread Plate Double-Broke Trailer Fenders
(2) Tandem Axle Double-Broke Fender Backs — Smooth
(1) 12.5K A-Frame Cast Coupler — 2 5/16″ Bulldog Style
(1) Drop-Leg 7K/8K Trailer Jack — Side Wind
(1) LED Light Kit with harness
(1) Sealed ID Light Bar — 3 Red Lights
(1) 7-Way Plug, 36 ft — 6-way cable, 14 gauge
(1) License Plate Light — Rectangular
(1) License Plate Bracket
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch
(2) Silver Safety Chains — 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
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Bumper-Pull Trailer Kit today and get building with confidence!

True 8K Complete Gooseneck Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — 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″
(4) 3/4″ Amber Side Marker Lights
(2) 3/4″ Red Side Marker Lights
(1) License Plate Light — Rectangular
(1) Sealed ID Light Bar — 3 Red Lights
(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)
(30) Reflective DOT Tape — 18″ Strips
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Gooseneck Trailer Kit today and get building with confidence!

True 8K Tandem Axle Kit — 16K capacity | Axles with Suspension

Complete tandem running gear without tires: two 8,000 lb electric brake axles. Matched slipper suspension included. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung or Overslung, choose your configuration
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — Custom, enter your measurements — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle Kit today and get back on the road with confidence!

True 8K Tandem Axle TK Trailer Kit — 16K capacity | Axles, Suspension, Tires & Wheels

Complete tandem running gear in one package: two 8,000 lb electric brake axles, matched slipper suspension, and four 16 inch 14-ply radial tire and wheel assemblies. 16,000 lb combined capacity.

Axle Specifications:

Load rating: 8,000 lbs (8K)
Axle type: Electric Brake
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
Spring mount: Underslung or Overslung, choose your configuration
Compatibility: Direct replacement for Dexter, Rockwell American, Lippert, Hayes, and AL-KO axles
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) Fully Assembled 8k True TK Electric Brake Axles — Custom, enter your measurements — 8x6.5
(4) 4k 29 1/2" x 2" 6-Leaf HD Slipper Springs
(2) 8k U-Bolt Kits (9/16″)
(1) Slipper Tandem Hanger Kit (5.2k–8k)
(4) 16" 235/80 R16 14 Ply 8 Lug Semi Steel Radial TWA (Tire Wheel Assemblies) — Silver/Gray Finish

Key Benefits:

Fully assembled & packed with high-temp axle grease — ready for fast installation
3.5″ extra-heavy steel tube — optimal weight handling and a smoother highway experience
EZ-Lube design — grease the axle via zerk fitting without removing the hub
Upgraded brakes & bearing — 12¼″ × 3⅜″ drums and an upgraded 02475 outer bearing for more stopping power and axle life
Pre-Packaged Fitment — Matched components, no cross-referencing parts

Ideal For:

Commercial & fleet trailers
Equipment & flatbed haulers
Dump & lowboy trailers
Car hauler & cargo builds

Why Buy from The Trailer Parts Outlet?

This Axle is proudly manufactured in the U.S.A.
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 axle for your trailer build or repair. Order your True 8K Tandem Axle TK Trailer Kit today and get back on the road with confidence!

True 8K Complete Bumper-Pull Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, an A-frame coupler and side-wind jack, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — Silver/Gray Finish
(2) Tandem Axle 10x72 Steel Tread Plate Double-Broke Trailer Fenders
(2) Tandem Axle Double-Broke Fender Backs — Smooth
(1) 12.5K A-Frame Cast Coupler — 2 5/16″ Bulldog Style
(1) Drop-Leg 7K/8K Trailer Jack — Side Wind
(1) LED Light Kit with harness
(1) Sealed ID Light Bar — 3 Red Lights
(1) 7-Way Plug, 36 ft — 6-way cable, 14 gauge
(1) License Plate Light — Rectangular
(1) License Plate Bracket
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch
(2) Silver Safety Chains — 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
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Bumper-Pull Trailer Kit today and get building with confidence!

True 8K Complete Gooseneck Tandem Trailer Kit — 16K capacity | Axles, Suspension, Wheels, Coupler, Jack & Wiring

Everything you need to build a 16,000 lb tandem trailer, in one package: two 8,000 lb electric-brake axles, matched slipper suspension, 14-ply wheels, fenders, a gooseneck coupler and dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

Load rating: 16,000 lbs combined (two 8K axles)
Axle type: Electric Brake (True 8K)
Brake size: 12¼″ × 3⅜″ electric drum
Tube diameter: 3.5″ extra-heavy straight axle tube
Hubface/Spring Center: Custom, enter your measurements
Bolt pattern: 8x6.5
Stud size: 9/16″
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) 8K True Trailer Axles — 8,000 lb Electric Brake, 12¼″ × 3⅜″ (3.5″ tube)
(2) U-Bolt Kits for 8,000 lb Axles (9/16″ diameter)
(1) Trailer Tandem Slipper Hanger Kit for 5,200–8,000 lb Axles
(4) 6-Leaf 29 1/2″ × 2″ Wide HD Slipper Springs for 8,000 lb Axles
(4) 16″ 14-Ply Radial TWA — ST235/80R16, 8 Lug Semi Steel — 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″
(4) 3/4″ Amber Side Marker Lights
(2) 3/4″ Red Side Marker Lights
(1) License Plate Light — Rectangular
(1) Sealed ID Light Bar — 3 Red Lights
(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)
(30) Reflective DOT Tape — 18″ Strips
(1) 12-Volt Trailer Breakaway Kit
(1) Breakaway Switch

Key Benefits:

Complete, ready-to-build package — no sourcing parts from multiple stores
Matched fitment — every component sized to work together
16,000 lb combined capacity — heavy-duty 14-ply semi-steel wheels

Ideal For:

Gooseneck & flatbed trailers
Equipment & dump haulers
Complete DIY trailer builds
Commercial & fleet builds

Why Buy from The Trailer Parts Outlet?

This kit is proudly assembled in the U.S.A.
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 8K Complete Gooseneck Trailer Kit today and get building with confidence!

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8000 lb TK Tandem Axle Kit - 16K Capacity (Axle Series) 9/16" Studs

8000 lb TK Tandem Axle Kit - 16K Capacity (Axle Series) 9/16" Studs