12,000 lb Electric Brake Trailer Axle TK Service Kit

A complete electric-brake service kit that rebuilds both wheel ends of a 12,000 lbs axle: two hub/drums, both 12.25" x 5" electric brake assemblies, oil-bath bearing components, caps, and all mounting and lug hardware — matched to your axle so you are not cross-referencing part numbers.

Specifications:

• Capacity: 12,000 lbs
• Bolt pattern: 8 on 6.5"
• Brake size: 12.25" x 5" electric
• Bearing system: Oil bath

What’s Included:

• (2) 12K TK Axle Hub & Drum - 12000
• (2) 12K-15K Trailer Axle Electric Brake Assemblies — one Left Hand (driver) and one Right Hand (passenger)
• (2) 12k/15k Trailer Axle Inner Bearing - 3984
• (2) 12k/15k Trailer Axle Outer Bearing - 28682
• (2) 10k/12k/15k Axle Oil Seal (10-56)
• (2) 12-15K Tang Washer - 1.75 x 0.060
• (2) 9k-16k Trailer Axle Oil Bath Cap
• (16) 10k-15K Cone Nut - 5/8"
• (1) High-Temp Bearing Oil for Oil-Bath Hubs (1 qt)

Key Benefits:

• Rebuilds both wheel ends — everything to service both sides of the axle in one kit
• Matched components — correct bearings, seals and hardware, no cross-referencing part numbers
• Oil-bath ready — bearing oil, oil-bath caps, seals and hardware included

Ideal For:

• Full electric-brake axle rebuilds
• Replacing worn drums and brake assemblies
• Trailer restoration and axle service
• Shop & fleet stock

Why Buy from The Trailer Parts Outlet?

• Quality trailer parts at affordable prices
• Fast shipping — order today, ships tomorrow
• Complete kits, correctly matched to your axle
• Bulk & wholesale pricing available
• Dedicated expert support

Have questions? Call or message us at (936) 289-3191 — our team can confirm the right parts for your axle. Order today and keep your trailer rolling safely.