AIR BRAKE GOVERNOR Air Brake Governor USE WA284358 Replaces OEM 01KN18530, 0587-275491P, 0587-EL15782, 065018BXW, 14026, 170.275491, 20447328 SKU MPN275491 Free Shipping Icon Replaces OEM: 275491 USE WA284358 All Ports 1/8" NPT Includes 4 Plugs & Mounting Gasket Pre-set at 125 PSI New, No Core Charge Fits Freightliner: 01KN18530, 9246 275491, 9246 275707, 9646 275491, 9646 275707, BW 275491, BW 275707, BW 275707N, BW 284358, BW 284358N, BW OR284358, BW R275491, BW/OR275491, BW275491, BW275707, BW284358, BWOR275491, HDX KN18530, NSN 2530008275934, PFBW275491, TBB 61130255, TBB 61130933, TDA RKN18530, WWS 275707, WWS 510B040010, WWS 70101-3404, WWS 70701-0003 Fits Haldex: 275491RX, KN-18530, KN-18534, KN18530, KN18534, N30190-DE, N30190Y Fits Kenworth: 70101-3404, K29566 Fits Mack: 20-QE-275, 20-QE-275-P2, 20QE27591, 20QE275A, 20QE275P1, 20QE275P4, 20QE322, 20QE322P1, 20QE322P2, 20QE341, 5396-KN-18530, 5396-KN-28520, 745-275491, 745-OR-284358X ( WHITE RACK )