This 10K-rated right-side electric brake assembly from MAT is engineered for heavy-duty trailers with 9,000–10,000 lb axles. Built with a 12.25" x 3.375" drum size and 7-bolt mounting flange, it offers high stopping power with minimal maintenance thanks to its self-adjusting mechanism. A reliable upgrade for flatbeds, tandem axles, and equipment trailers.

Detailed Information:

Fitting:

Mounts on the right (passenger) side using a 7-bolt flange. Compatible with electric brake systems on 9K–10K axles. Requires only a brake controller (sold separately)—no hydraulic components needed. Mounting hardware not included.

Features:

• Self-Adjusting Mechanism: Automatically maintains proper brake tension, reducing maintenance and improving performance.
• Electric Operation: Simple two-wire hookup with no hydraulic lines or actuators.
• Magnet Verified: Magnets tested 100% for conductivity and pull strength to ensure reliability.
• High Load Application: Designed for industrial-grade trailers under consistent heavy-duty use.
• Easy Replacement: Compatible with Dexter-style and aftermarket brake assemblies.

Interchangeable Part Numbers:

• MAT 77-1210-2
• MAT 77-1210-02
• AKEBRK-10
• 4738-R
• B1210E-12
• 77-1210RW-2

Product Overview:

This 10K self-adjusting electric brake assembly from MAT is purpose-built for the right side of your trailer axle. With its pre-tested magnetic actuation and simplified installation, it offers outstanding performance and long-lasting durability across demanding towing environments.