Part Number: 4721950330, 650-S4721950330, 955378, AQ960503, AQ960510, R955378, S4721950330, WAB4721950330 Compatibility: For Freightliner, Goldhofer, Great Dane, Hyundai, Kenworth, Peterbilt, Stoughton, Utility Trailer, Volvo, Meritor, Mac Trailer, Mack, Manac, Navistar, Vanguard, Wabco Crack Pressure: 4.0 PSI Supply Ports: 3/4" NPT (2) Delivery Ports: 3/8" NPT (4) Control Port: 3/8" NPT (1) Items Included: 1x Trucking Products ABS Relay Assembly Valve.
