Komatsu PC1250-8 & PC2000-8 Swing Motor Assembly Part Numbers 706-7K-01230, 706-7K-01140, 706-7K-01180 Installation & Quality Guidelines Verify OEM part number compatibility for swing motor, reducer, and parking brake assembly All new or remanufactured assemblies must include bench test reports for working pressure, swing torque, and internal leakage For remanufactured units, confirm replacement of pistons, valve plate, planetary gears, bearings, and all oil seals Inspect