1.Wabco Trailer Control Valve 973 009 001 0 2.Material:alufer Trailer Control Valve 3 ... :M22/M16 Product DescriptionItem:TRAILER CONTROL VALVE 973 009 001 0 use for DC Vehicle. TRAILER CONTROL VALVEJUNTAI NO ... : JT3591AJORG NO:973 009 001 0PRED.: 0.2 BARPORTS:11, 12, 22, 41, ... service! Truck Trailer Control Valve 973 009 001 0,high-sealed trailer DC part