Equip your trailer to be Ready for the Road Ahead™ with fast-acting brakes, with the Dexter 12" x 2" LH Electric Brake Assembly with Park for Small Trailer Axle. With an electrical current that sends signals from the vehicle to the trailer, this replacement part is able to quickly actuate braking systems and bring towed trailers to a safe and secure stop. Fashioned with durable components to ensure long-term reliability. FleetPride is your First Click in Heavy Duty®.