... in Komatsu D50, D60, D65, D80, D85, D155, D355 Series bulldozers; Komatsu PC60, PC200, PC210, PC220, PC270, PC300, PC360, PC400 excavator ... clutch, final drive gear, hydraulic pump,stator, track roller, bottom roller, carrier roller, idler,driving wheel, track shoe, track link, teeth sprocket, teeth sharp, bite end ...