1.Air valve for European and American trucks and trailers 2.OE quality specification ... bushing kit, Hanger, Air bag, Shock absorber, Spring bufferAIR BRAKE PARTAir brake chamber, Manual slack adjuster, Automatic slack adjuster, Air brake coil, Air dryer, Valve, Airline ... kit, Greasable pin kit, Coil spring, Shock absorber, Torsion bar Air brake valve for truck