Prepare your semi to be Ready for the Road Ahead , with the Prima Brake R-12 Type 4 psi Relay Valve that contributes to fast and reactive air brakes. With a fixed location between the rear air brakes and the service reservoir, this replacement component allows for the immediate application of compressed air to the brakes. Manufactured with a solid metal body to endure extreme pressures and consistent use.
FleetPride is your First Click in Heavy Duty .
Reliable pressure sensing to provide dependable braking performance
Offers reliable detection of pressure drops
Offers an affordable solution to improve a vehicle's emergency brake system
(2) 1/2” supply ports
2-vertical and 2-horizontal delivery port orientation
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