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Trailer Brakes,Wheel Hubs and Brake Drums
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Lippert 8K Quad-Axle Electric Brake Kit (12.25 3.38) & Threaded Hubs (8-on-6.5, 9/16) Dexter Al-Ko Rockwell Compatible

$2,091.99
SKU: LP735HBA
✅ Universal Fit Product(No vehicle selection required)
1
In Stock

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

Upgrade all four axles of your heavy-duty trailer with a single, OEM-grade package. This genuine Lippert bundle pairs forward self-adjusting 12.25″ × 3.38″ electric brake assemblies with rugged threaded hubs, delivering consistent stopping power, simplified installation, and long-term reliability for 8,000-lb axles.

Bundle Contents:

  • QTY (4): Lippert 12.25″ × 3.38″ 8K Self-Adjusting Electric Brake Assembly – Left (Roadside)
    • Forward self-adjusting for consistent braking force
    • Left-hand (driver side); 4-bolt brake flange
    • Fits 16″ – 17.5″ wheels on 8K axles
    • Integrated park-brake lever, easy DIY install
    • Dexter compatible PN: K23-434-00 | 023-434-00
  • QTY (4): Lippert 12.25″ × 3.38″ 8K Self-Adjusting Electric Brake Assembly – Right (Curbside)
    • Mirror-image right-hand unit with park brake
    • Self-adjusts during every forward stop
    • 16″ – 17.5″ wheel compatibility
    • 4-bolt mounting pattern for quick swap-out
    • Dexter compatible PN: K23-435-00 | 023-435-00
  • QTY (8): 12-1/4″ Threaded Brake Hub – 8K, 8-on-6.5″, 9/16″ Studs (#2024029084)
    • Durable cast-iron hub only – bearings, seals & caps sold separately
    • Accepts Valcrum threaded dust caps
    • 8-on-6.5″ bolt circle with 9/16″ pre-installed studs
    • Universal fit with Lippert, Dexter, Al-Ko & Rockwell 8K axles
    • Backed by a 1-year Lippert warranty

Always verify OEM specifications, torque wheel nuts properly, and inspect brake linings and bearings on a regular maintenance schedule.

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 Quad-Axle Electric Brake & Threaded Hub Kit
Axle Rating 8,000 lbs per axle (bundle)
Brake Drum Dimensions 12.25″ × 3.38″
Brake Mounting Pattern 4-bolt (industry standard)
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 Left (Roadside) & Right (Curbside)
Wheel Size Compatibility 16″, 16.5″, 17″, 17.5″
Order today or call us at 1-201-580-9007 for expert advice and personalized service.