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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
Model: LP731HBALippert 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 |
$278 99 $330.90 16% OFF
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$330.90 $278 99
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Product Details
- Brand: LIPPERT
- Model: LP731HBA
- Includes: Right Forward Self-Adjusting Brake Assembly, Brake Drum Hub
