15K TK Electric Brake Tandem Axle TK Trailer Kit — 30,000 lb | 74/42

Tandem running gear in one package: two 15K TK electric brake grease bath axles, heavy duty slipper springs, U-bolt kits, and slipper hanger and tandem equalizer kits, plus eight 17.5" dual radial tire & wheel assemblies.

Specifications:

• Capacity: 30,000 lb (2 x 15,000 lb axles)
• Axles: 15K TK, electric brake
• Hubface/Spring Center: 74/42
• Bolt pattern: 8x275mm
• Lubrication: Grease bath
• Axle tube: 5"
• Springs: 7 leaf 30" x 3" heavy duty slipper
• Tires & wheels: (8) 17.5" 18 ply radial, ST 215/75R17.5, silver dual
• ABS: Not ABS compatible

What’s Included:

• (2) 15k TK Electric Brake Trailer Axle - (Grease Bath) - 74/42 - 8x275mm
• (4) 7 Leaf 30" x 3" Wide Trailer Heavy Duty Slipper Spring for 15,000 - 16,000 lb Axles
• (2) 3/4" Trailer U-bolt kit for 5" Tube 12000 - 16000 lb Axles
• (1) Slipper Single Axle Suspension/Hanger Kit for 10k-15k axles
• (1) Slipper Tandem Suspension Equalizer Kit for 10k- 15k axles
• (8) 17.5" 18 ply Radial Trailer Tire & Wheel - ST 215/75R17.5 (Silver Dual) - 8x275mm

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
• High strength straight steel axle tube construction
• Underslung: spring seats welded on the bottom for a lower ride height
• Grease bath lubrication

Ideal For:

• Flatbed and lowboy trailers
• Car haulers and gooseneck trailers
• Lawn & landscape trailers
• Dump trailers
• Equipment and industrial 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.

15K Complete Gooseneck Tandem Trailer Kit — 30K capacity | Axles, Suspension, Wheels, Coupler, Jacks & Wiring

Everything you need to build a 30,000 lb gooseneck trailer, in one package: two 15,000 lb electric brake axles, matched slipper suspension, dual wheels, a gooseneck coupler with dual drop-leg jacks, and the complete lighting, wiring, breakaway, and DOT-tape package.

Kit Specifications:

• Load rating: 30,000 lbs combined (two 15K axles)
• Axle type: Electric Brake
• Brake size:12¼″ × 5″ electric drum
• Tube diameter: 5″ straight steel axle tube
• Hubface/Spring Center: 74/42
• Bolt pattern: 8 on 275mm (8x275mm)
• Stud size: 22mm
• 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) 15k TK Electric Brake Trailer Axle - (Grease Bath) - 74/42 - 8x275mm
• (4) 7 Leaf 30" x 3" Wide Trailer Heavy Duty Slipper Spring for 15,000 - 16,000 lb Axles
• (2) 3/4" Trailer U-bolt kit for 5" Tube 12000 - 16000 lb Axles
• (1) Slipper Tandem Suspension Equalizer Kit for 10k- 15k axles
• (1) Slipper Single Axle Suspension/Hanger Kit for 10k-15k axles
• (8) 17.5" 18 ply Radial Trailer Tire & Wheel - ST 215/75R17.5 (Silver Dual) - 8x275mm
• (1) RAM 30k Gooseneck Trailer Coupler - 30000 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) 6" Oval 6 LED Turn Grommet Mount Amber Lens Pigtail Dual Intensity
• (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
• (46 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)
• (50) Reflective DOT Tape - 18" Strips

Key Benefits:

• Complete, ready-to-build package — axles through wiring in one order
• Matched fitment — every component sized to work together
• 30,000 lb combined capacity — heavy-duty dual-wheel running gear

Ideal For:

• Gooseneck & lowboy trailers
• Equipment & dump haulers
• Flatbed & deckover 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 15K Complete Gooseneck Trailer Kit today and get building with confidence!