Equip your semi with superior stopping power in even the most challenging of situations, with the OTR R-12 Style 2-Port Horizontal Relay Valve with Expertise Built In™. This replacement relay valve remotely control the rear brakes in a commercial vehicle, ensuring they react in sync with the rest of the vehicle. Designed with a durable body to endure harsh operating conditions.
FleetPride is your First Click in Heavy Duty®.