Get your vehicle Ready for the Road Ahead™ with reactive brakes, with the Dexter 12-1/4" x 3-3/8" LH Forward Self-Adjust Electric Brake Assembly. With a fully electric base, this replacement part is able to rapidly actuate the brake system after receiving a signal to stop the vehicle. Once installed, it continuously realigns itself with a self-adjusting mechanism that activates with every forward stop. FleetPride is your First Click in Heavy Duty®.