12K Hydraulic Disc Brake Trailer Axle — Grease Bath — 12,000 lb capacity | 8x6.5 | Fully assembled

The 12,000 lb TK hydraulic disc brake axle. 5" steel tube, 5/8" studs, and a Dexter 10–12K hydraulic disc brake.

Axle Specifications:

• Load rating: 12,000 lbs (12K)
• Axle type: Hydraulic Disc Brake (Grease Bath)
• Brake size: Hydraulic disc (Dexter 10–12K)
• Tube diameter: 5″ straight steel axle tube
• Hubface/Spring Center: 74/46
• Bolt pattern: 8x6.5
• Stud size: 5/8″
• Spring mount: Underslung (lower ride height)
• Product weight: 450 lbs
• Lubrication: Grease Bath
• 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 (Pre-Assembled Internal Components):

• 12K–15K (12,000–15,000 lb Capacity) Bearing Kit (2 sets, grease-bath hub cap)
• 12K TK axle studs — 5/8″
• 10–12K Disc Brake Rotor with hydraulic calipers
• 10–12K Dexter Disc Brake Pads

Key Benefits:

• Fully assembled & packed with grease — ready to install
• 5″ high-strength steel tube — heavy-duty weight handling
• Hydraulic disc brakes — stronger, fade-resistant stopping for steep grades and heavy loads
• Grease-bath design — sealed, simpler, lower maintenance

Ideal For:

• Gooseneck & lowboy trailers
• Flatbed & car hauler trailers
• Dump & equipment haulers
• Commercial & fleet 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 12K Hydraulic Disc Brake Axle today and get back on the road with confidence!

12K Single Axle & Suspension Kit — 12,000 lb | 74/46

Single axle running gear in one package: one 12K TK hydraulic disc brake axle, two springs, one U-bolt kit.

Specifications:

• Capacity: 12,000 lb
• Axle: 12K TK, hydraulic disc brake, grease bath
• Hubface/Spring Center: 74/46
• Bolt pattern: 8x6.5
• Axle tube: 5"
• Springs: 5 leaf 30 1/2" x 3" heavy duty slipper
• Lubrication: Grease bath

What’s Included:

• (1) 12k TK Hydraulic Disc Brake Trailer Axle - (Grease Bath) - 74/46 - 8x6.5
• (2) 5 Leaf 30 1/2" x 3" Wide Trailer Heavy Duty Slipper Spring for 12000 lb Axles
• (1) 3/4" Trailer U-bolt kit for 5" Tube 12000 - 16000 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:

• Axle comes fully assembled and packed with high-temp axle grease
• Underslung: spring seats welded on the bottom for a lower ride height
• High strength straight steel axle tube construction
• Oil bath lubrication

Ideal For:

• Car hauler, lawn & landscape, and flatbed trailers
• Gooseneck and dump 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.

12K Tandem Axle Dual TK Trailer Kit — 24,000 lb | 74/46

Tandem axle running gear in one package: two 12K TK hydraulic disc brake axles, four springs, two U-bolt kits, two hanger kits, plus eight tire & wheel assemblies.

Specifications:

• Capacity: 24,000 lb (2 x 12,000 lb axles)
• Axles: 12K TK, hydraulic disc brake, grease bath
• Hubface/Spring Center: 74/46
• Bolt pattern: 8x6.5
• Axle tube: 5"
• Springs: 5 leaf 30 1/2" x 3" heavy duty slipper
• Lubrication: Grease bath
• Tires & wheels: (8) 16" 10 ply radial, ST 235/80 R16, dual
• ABS: Not ABS compatible

What’s Included:

• (2) 12k TK Hydraulic Disc Brake Trailer Axle - (Grease Bath) - 74/46 - 8x6.5
• (4) 5 Leaf 30 1/2" x 3" Wide Trailer Heavy Duty Slipper Spring for 12000 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) 16" 10 ply Radial Trailer Tire & Wheel - ST 235/80 R16 (Dual) - 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:

• Axles come fully assembled and packed with high-temp axle grease
• Underslung: spring seats welded on the bottom for a lower ride height
• High strength straight steel axle tube construction
• Grease bath lubrication

Ideal For:

• Car hauler, lawn & landscape, and flatbed trailers
• Gooseneck and dump 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.