15,000 lb TK Tandem Axle Kit - Hydraulic Brake - 30K Capacity (Axle Series)

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15,000 lb TK Tandem Axle Kit - Hydraulic Brake - 30K Capacity (Axle Series)

SKU : 15DHDHBSDCKTTK74428275

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$7,999.99

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Shipping: Calculated at Checkout | Product Wt. 2725.0 lb

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Axle Kit

TK Trailer Kit

Upgrade to Complete TK Trailer Kit

Hubface/Spring Center: 74/42

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Check out our 15,000 lb Tandem Hydraulic Disc Brake Trailer Axle Kit (30k Capacity). The Trailer Parts Outlet offers Superior Service and Faster Solutions. We strive to get you back on the Road FAST with fast shipping and easy online ordering.

What's Included in the 15,000 lb Axle Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - 12,000 - 16,000 lb U-Bolt Kits
1 - Slipper Tandem Hanger Kit
This axle is not ABS compatible

What's Included in the 15,000 lb Trailer Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - 12,000 - 16,000 lb U-Bolt Kits
1 - Slipper Tandem Hanger Kit
8 - 17.5" 215/75 R17.5 18 ply Radial Dual TWA (Tire Wheel Assemblies) - Wheel Color: Silver Finish
Bolt Pattern - 8x275mm

What's Included in the 15,000 lb Complete TK Trailer Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - Trailer U-bolt kit for 12000 - 16000 lb Axles
1 - Slipper Tandem Suspension / Hanger Kit for 10k- 16k axles
1 - Slipper Single Axle Suspension/Hanger Kit for 10k-16k axles
8 - 17.5" 18 ply Radial TWA - ST 215/75 R17.5 - 8x275mm lug Dual TWA (Tire Wheel Assemblies) - Wheel Color: Silver Finish
1 - 30k Gooseneck Coupler - 30,000 lb Adjustable Round 2 5/16
2 - Drop Leg 12k Trailer Jack - 12000 lb Front Pin Side Wind
2 - Ram 12k Trailer Jack handle
4 - Red 6in Oval LED S/T/T Light
2 - Amber 6" Oval LED S/T/T Midship Light
1 - Sealed ID Light Bar - 3 Red Lights
6 - Flush Mount Grommet For 6in Oval Lights
6 - Pigtail for Led Lights -3 Prong 10"
1 - License Plate Light-Rectangular
46' (feet) - 6 way cable 14 gauge
1 - 7 Way Plug
1 - 12 Volt Trailer Breakaway Kit
1 - Breakaway Switch
50 - Reflective DOT Tape - 18" Strips
2 - Safety Chain-3/8 x 39" w/1 Clevis Hook (27.4k Capacity) g70

Trailer Axle Features:

Grease Bath
8x275mm
Axles come fully assembled with high temp grease
Underslung - Axle is welded with spring seats on the bottom
- Allows for lower ride height
Designed for replacement of Flatbed Trailer Axles, Car Hauler Trailer Axles, Gooseneck Trailer Axles, Lawn & Landscape Trailer Axles, Dump Trailer Axles & More
High Strength Straight Steel 5" Axle Tube Construction

What's Included in the 15,000 lb Axle Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - 12,000 - 16,000 lb U-Bolt Kits
1 - Slipper Tandem Hanger Kit
This axle is not ABS compatible

What's Included in the 15,000 lb Trailer Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - 12,000 - 16,000 lb U-Bolt Kits
1 - Slipper Tandem Hanger Kit
8 - 17.5" 215/75 R17.5 18 ply Radial Dual TWA (Tire Wheel Assemblies) - Wheel Color: Silver Finish
Bolt Pattern - 8x275mm

What's Included in the 15,000 lb Complete TK Trailer Kit Option:

2 - 15,000 lb TK Trailer Hydraulic Disc Brake Axle (15K Capacity) - Grease Bath
4 - 7 Leaf 30" x 3" Wide Trailer Axle Slipper Spring for 15,000 - 16,000 lb Trailer Axles
2 - Trailer U-bolt kit for 12000 - 16000 lb Axles
1 - Slipper Tandem Suspension / Hanger Kit for 10k- 16k axles
1 - Slipper Single Axle Suspension/Hanger Kit for 10k-16k axles
8 - 17.5" 18 ply Radial TWA - ST 215/75 R17.5 - 8x275mm lug Dual TWA (Tire Wheel Assemblies) - Wheel Color: Silver Finish
1 - 30k Gooseneck Coupler - 30,000 lb Adjustable Round 2 5/16
2 - Drop Leg 12k Trailer Jack - 12000 lb Front Pin Side Wind
2 - Ram 12k Trailer Jack handle
4 - Red 6in Oval LED S/T/T Light
2 - Amber 6" Oval LED S/T/T Midship Light
1 - Sealed ID Light Bar - 3 Red Lights
6 - Flush Mount Grommet For 6in Oval Lights
6 - Pigtail for Led Lights -3 Prong 10"
1 - License Plate Light-Rectangular
46' (feet) - 6 way cable 14 gauge
1 - 7 Way Plug
1 - 12 Volt Trailer Breakaway Kit
1 - Breakaway Switch
50 - Reflective DOT Tape - 18" Strips
2 - Safety Chain-3/8 x 39" w/1 Clevis Hook (27.4k Capacity) g70

Trailer Axle Features:

Grease Bath
8x275mm
Axles come fully assembled with high temp grease
Underslung - Axle is welded with spring seats on the bottom
- Allows for lower ride height
Designed for replacement of Flatbed Trailer Axles, Car Hauler Trailer Axles, Gooseneck Trailer Axles, Lawn & Landscape Trailer Axles, Dump Trailer Axles & More
High Strength Straight Steel 5" Axle Tube Construction

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 hydraulic disc 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: Hydraulic Disc Brake
Brake size: Hydraulic disc
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 Hydraulic Disc 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!

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15,000 lb TK Tandem Axle Kit - Hydraulic Brake - 30K Capacity (Axle Series)

15,000 lb TK Tandem Axle Kit - Hydraulic Brake - 30K Capacity (Axle Series)