View 3 Photos View 0 Videos 2019 Caterpillar 279D Hydraulic Valve Recently Updated $150 USD (USED) CAT 279D Spools: 2 Part#: 456-1839-01 Type: PILOT SHUTOFF Ref# 456-1839 HYDRAULIC PILOT SHUTOFF VALVE ONLY ConditionUsedDrivetrainTrackFits To Make(s)CATFits To Model(s)279DPart Number456-1839Stock Number25796657 MLS Number13583523CategoryHydraulic Valves (Equipment) Last Updated6/20/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info