Forward Self-Adjusting Trailer Brake Assembly – 12-1/4" x 3-3/8", 4-Bolt, Left-Hand
Upgrade your trailer braking system with this forward self-adjusting electric brake assembly, designed for reliable stopping power and long-lasting performance. Ideal for DIY installation on compatible trailers.
Key Features
Replacement electric brake assembly for left-hand (driver) side
Compatible with 8,000-lb. axles
Universal 4-bolt mounting pattern for quick, easy installation
Self-adjusting feature: brakes adjust automatically during every forward stop, reducing stopping distance by up to 50%
Maintains consistent brake-to-drum clearance for reliable performance over time
Protects against premature brake lining and magnet wear
Durability & Performance
Bonded linings for longer life and excellent braking torque
Automotive-grade friction material on shoes ensures superior stopping performance
Durable magnets provide consistent braking power
E-coat backing plates resist rust and corrosion
Includes adjuster plugs to protect internal components from dirt and road debris
Requires only an electric brake controller (sold separately) — no actuator or hydraulic lines needed
Compatible with standard and aftermarket brake controllers
Installation & Maintenance
Pre-installed studs make DIY installation easy
Periodic inspection recommended to ensure safe operation
Reference original equipment label for compatibility
This self-adjusting trailer brake assembly combines safety, durability, and convenience, providing reliable braking for your trailer while minimizing maintenance and downtime.
| Brake Assembly Side | Left or Right |

