P.R. Valve upgraded seatless design. Addresses over-pressurization which causes major 1234 and 35R drum and piston cracking by lowering failsafe/ brown-out max line to 285 PSI to help prevent high pressure parts breakage! Improved TCC apply, lube and pressure regulation stabilization.

Valve Kit- Pressure Regulator, Upgrade Seat-less Design, No Ream,