... Komatsu genuine parts: Travel motor / final drive parts: bub,bearing,carrier, gear,washer, sprocket 1. excavator parts: Engine:cylinder head, ... carriage: Track shoe, track link, front idler, track roller, carrier roller,track frame and parts etc. Work equipment: boom, ... arm, bucket and parts2. Brands: Hitachi, CAT, Doosan, Hyundai, Volvo, Sumitomo, Kato, and other Komatsu parts. ...