... 60/200/220/300-7/8 Komatsu genuine parts: Travel motor / final drive parts: bub,bearing,carrier, gear,washer, sprocket ... , and parts etc Hydraulic system:hydraulic tank, main pump, solenoid valve, oil cooler and partsetc Under carriage: Track shoe, track link, front idler, ... track roller, carrier roller,track frame and parts etc. Work equipment: boom, arm, ...