Komatsu D375-3 & D375-5 Bulldozer Main Control Valve Part Numbers: 709-61-11601, 709-61-11600, 709-61-11700, 709-61-11701 Procurement Recommendations Verify OEM part number and confirm valve assembly compatibility with complete blade and ripper spool sections New or remanufactured valves must include hydraulic bench test reports for pressure, flow, and internal leakage of each section For remanufactured valves: confirm spools are new or honed and repaired; replace all O-rings