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Trailer Brakes,Wheel Hubs and Brake Drums
Trailer PartsTrailer Brakes|Wheel Hubs and Brake DrumsWheel Hubs and Brake Drums

Lippert 8K RH 12.25 3.38 Self-Adjusting Electric Brake Assembly & 12-1/4 Threaded Hub Kit, 8-on-6.5, 9/16 Studs Dexter, Al-Ko, Rockwell Compatible

$278.99
SKU: LP731HBA
✅ Universal Fit Product(No vehicle selection required)
1
In Stock

Lippert 8K Electric Brake & Threaded Hub Kit – Right-Hand, 12.25″ × 3.38″, 8-on-6.5

Restore confident stopping power on your heavy-duty trailer with this genuine Lippert bundle. It pairs a forward self-adjusting 12.25″ × 3.38″ electric brake assembly with a rugged 12-1/4″ cast-iron threaded hub/drum, delivering all the top-quality components you need for one 8,000-lb axle in a single, convenient package.

Bundle Contents:

  • QTY (1): Lippert Self-Adjusting Electric Brake Assembly – 12.25″ × 3.38″, 8K, Right Hand
    • Forward-acting self-adjustment shortens stopping distance by up to 50 %
    • Fits 8,000-lb axles with 4-bolt brake flange
    • Compatible with 16″ – 17.5″ wheels
    • Passenger / curb-side (RH) installation; easy DIY bolt-on upgrade
    • Dexter Compatible Part Number: K23-435-00 | 023-435-00
  • QTY (1): Lippert Threaded Brake Hub – 12-1/4″ Drum, 8-on-6.5, 9/16″ Studs
    • Integrated hub & drum works with electric or hydraulic brakes
    • Durable cast-iron construction; races & wheel studs pre-installed
    • Hub only – bearings, seals & dust cap sold separately
    • Accepts Valcrum threaded grease/dust caps
    • Universally compatible with Lippert, Dexter, Al-Ko, Rockwell 8K axles

Always match replacement parts to your original axle tag, torque fasteners to spec, and service bearings and brakes at recommended intervals for safe, reliable performance.

Product image for reference only — minor cosmetic details (casting style, cap color, stud protectors, packaging) may vary between production runs. All items ship to the exact specifications listed.

Specifications:
Kit Type Complete Electric Brake & Hub Kit
Axle Rating 8,000 lbs
Brake Drum Dimensions 12-1/4″ × 3.38″
Brake Mounting Pattern 4-bolt brake flange
Hub Bolt Pattern 8-on-6.5″
Hub Type Threaded hub with integrated drum
Stud Size 9/16″
Type of Adjustment Forward self-adjusting
Brake Location Right Hand (curb side)
Wheel Size Compatibility 16″ – 17.5″ wheels
Order today or call us at 1-201-580-9007 for expert advice and personalized service.