10K Heavy Duty 12.25"x4" Trailer Axle Electric Brake Assembly - 10000 lb Capacity - Left Hand (Driver Side)

  • 10K Heavy Duty Electric Brake Assembly – 12.25x4 Left Hand (Driver's Side)
  • 10K Heavy Duty Electric Trailer Brake Assembly (Pair) – 12.25x4 Right Hand & Left Hand
  • 10K Heavy Duty Complete Electric Trailer Brake Assembly – 12.25x4 (Right & Left Hand)
  • Buy Bulk Trailer Parts – Brake Assemblies, Hubs, Bearings, Grease Caps & More
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10K Heavy Duty 12.25"x4" Trailer Axle Electric Brake Assembly - 10000 lb Capacity - Left Hand (Driver Side)

10K Heavy Duty 12.25"x4" Trailer Axle Electric Brake Assembly - 10000 lb Capacity - Left Hand (Driver Side)

SKU : 10HDLHBRKAS

Online price only

$97.99

Online price only

SAVE 0% (833) 910-3416
4.5
Rated 4.5 out of 5 stars
136 Reviews
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10K Electric Trailer Brake Assembly – Left Hand (Driver Side)

Upgrade your trailer with this premium 12.25" x 4" electric brake assembly, designed for 10,000 lb Dexter Heavy-Duty Trailer Axles. Built tough for heavy loads, this driver-side brake provides reliable stopping power and simplified installation.

Note: Fits Dexter Heavy-Duty Axles only. Not compatible with Rockwell, Texas Pride, or TK Trailer Axles.

Product Specs – Driver Side Only

  • Position: Driver Side (Left Hand)
  • Size: 12.25" x 4"
  • Capacity: 10,000 lb per axle
  • Flange: 7-Bolt Pattern
  • Weight: 19 lbs
  • Shipment: Ships in 14x14x6 box

Key Features

  • Easy Install: 7 bolts and 2 wires required (hardware sold separately)
  • Rear Adjustment Ports: Quick and simple brake adjustments
  • Durable & Reliable: Designed for heavy-duty use under tough conditions
  • Warranty: Backed by 1-year manufacturer warranty

Installation & Burnishing

New brakes must be burnished for best performance:

  • Perform 20–30 stops from 40 mph down to 20 mph
  • Allow brakes to cool between applications

Order Today

This listing is for the Driver’s Side (Left Hand) brake assembly only. If you need a matching passenger-side unit or a complete kit, check our related products.

4.5
Rated 4.5 out of 5 stars
Based on 136 reviews
Total 5 star reviews: 108 Total 4 star reviews: 13 Total 3 star reviews: 5 Total 2 star reviews: 1 Total 1 star reviews: 9
Customers Talked About
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136 reviews
  • EK
    Ed K.
    Verified Buyer
    1 hour ago
    Rated 5 out of 5 stars
    As described

    Fit was perfect, worked great

    Was this helpful?
  • J
    Junior
    Yesterday
    Rated 5 out of 5 stars
    5 Stars

    Once again parts are perfect!! Will definitely continue to buy more parts. Yall never disappoint and customer service is fantastic.

    Was this helpful?
  • BP
    ben p.
    Verified Buyer
    4 days ago
    Rated 5 out of 5 stars
    Good parts at reasonable prices!

    Everything arrived quickly (3 days). The parts were exactly as described and went on easily. As far as prices go they were the most reasonable I could find online. Locally these parts would have cost more than double. Thanks again.

    Was this helpful?
    The Trailer Parts Outlet
    23 hours ago

    Great to hear everything arrived quickly and at a great price, Ben! We're thrilled the 7k Trailer Axle Electric Brake Assembly was exactly as described and went on easily. We appreciate you noting our competitive pricing - we work hard to offer quality parts at reasonable prices. Thank you for your business and your 5 star review!

    Anna Nicholas
    (936) 935-2186
    The Trailer Parts Outlet

  • MS
    Matthew S.
    Verified Buyer
    1 week ago
    Rated 5 out of 5 stars
    Super easy way to upgrade wore trailer brakes!

    All parts come pre-assembled and bolt right on. Made changing out my old boat trailer brakes easy!

    Was this helpful?
    The Trailer Parts Outlet
    1 week ago

    Great to hear the pre-assembled parts made your boat trailer brake upgrade so easy, Matthew! We're glad everything bolted right on without any hassle. Thank you for your business and your 5 star review!

    Lindsey Millican
    (936) 935-2186
    The Trailer Parts Outlet

  • JF
    Jennifer F.
    Verified Buyer
    2 weeks ago
    Rated 1 out of 5 stars
    Received them damaged

    Customer service was suppose to do a case on this and have never heard another thing!!!

    Was this helpful?
    The Trailer Parts Outlet
    2 weeks ago

    We do apologize for the inconvenience, thank you for your email communication, we are getting this taken care of today.

    Anna Nicholas
    The Trailer Parts Outlet
    936-935-2186

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