1 3
MAT

10K Electric Brake – Self-Adjust – Left Side | MT
SKU: 10ELSA-MT
$95.00 USD $95.00 USD $142.60 USD
Sale 33.38% $47.60 USD (33.38%)
Shipping calculated at checkout.
In stock
Description

This 10K electric self-adjusting brake assembly is built for the left-hand (driver) side of 9,000–10,000 lb trailer axles. Featuring a 12.25" x 3.375" brake shoe and 7-bolt flange, it delivers powerful and consistent braking ideal for equipment trailers, heavy-duty haulers, and dual tandem setups. Designed for simplified installation and long-term reliability.

Detailed Information:
Axle Capacity 9,000 – 10,000 lbs
Hub Capacity 12.25" x 3.375"
Bolt Pattern 7-bolt flange
Wheel Compatibility 16", 16.5", 17", 17.5"
Races Not included
Studs Not applicable
Coating Corrosion-resistant finish
Fitting:

Installs on the left (driver) side using a standard 7-bolt flange. Designed for 9K–10K axles with electric brake systems. Requires only a compatible brake controller—no hydraulics or actuators necessary. Mounting hardware sold separately.

Features:
  • Self-Adjusting System: Maintains consistent brake pressure over time without manual intervention.
  • Efficient Magnetic Actuation: Tested magnets provide reliable, even braking response.
  • Simple Installation: Easily bolts on—ideal for replacements or upgrades.
  • Reduced Vehicle Wear: Automatically optimized braking reduces strain on tow vehicle brakes.
  • Built for Heavy Loads: Perfect for commercial flatbeds, tandem axles, and heavy-duty trailers.
Interchangeable Part Numbers:
  • MAT 77-1210-1
  • MAT 77-1210-01
  • AKEBRK-10
  • 4738-L
  • B1210E-12
  • 77-1210RW-1
Product Overview:

This 10K self-adjusting electric brake assembly from MAT is built for durability and high stopping power. Designed for the left side of heavy-duty trailer axles, it delivers smooth, consistent braking and eliminates the hassle of manual adjustment. A dependable upgrade for commercial towing performance.

We want you to be completely satisfied with your purchase. That’s why we offer a hassle-free return policy within 30 days of delivery*. If your item is unused, in original packaging, and eligible for return, you can send it back for a refund or exchange.

*Some exclusions may apply

Some of our products are backed by a 1-year limited manufacturer warranty covering defects in materials and workmanship under normal use. If you experience any issues during this period, we’ll work with you to repair, replace, or resolve it according to warranty terms.*

*Proof of purchase required

Need it fast? We’ve got you covered. Orders confirmed before 3 PM Eastern Standard Time (Monday–Friday) are processed and shipped out the same business day. Orders placed after the cutoff will ship the next business day.
10K Electric Brake – Self-Adjust – Left Side | MT

Customer Reviews

Based on 12 reviews
75%
(9)
25%
(3)
0%
(0)
0%
(0)
0%
(0)
A
Anton Novikov
Powerful and Smooth Braking

Installed this left-side brake on my 10K axle—stops trailer smoothly and evenly every time.

B
Boris Ivanov
High-Quality Build

Corrosion-resistant finish looks great and feels durable.

A
Anthony Wright
Reliable Left-Side Brake

Direct replacement for left-side axles, works flawlessly with my controller.

H
Hansiain Cowope
Easy Self-Adjust Feature

Saves time on maintenance—the self-adjusting system keeps brakes consistent.

J
Josias Margrem
Smooth and Quiet Operation

Brake engages smoothly, no grinding or chatter, even at highway speeds.

123
11.gif

SIGN UP FOR OUR NEWSLETTER!

Learn about our products, weekly sales, discount codes and much more
logo5.png