Travel Motor Part Number 21N-60-34100 Compatible with Komatsu PC850-8, PC800-8, PC1250-7, PC1250-8 and other crawler excavator series. Procurement Recommendations Verify OEM part number and confirm assembly compatibility including travel motor, reducer, and brake assembly New or remanufactured assemblies must include bench test reports for pressure, output torque, and internal leakage For remanufactured units, confirm replacement of pistons, valve plate, planetary gears,