Main: 1 maintenance parts: filter, oil, hydraulic oil; 2 Chassis Parts (with four wheels) : tightening cylinder, tightening Spring, guiding wheel, driving gear, supporting wheel, supporting sprocket, chain / chain, track plate, loose chain, guard, Track Bolt Nut; Hydraulic Parts: Hydraulic pump, rotary motor, pump motor accessories, solenoid valve, walking balance valve, center rotary joint, hydraulic cylinder, Fan pump and Fan Motor; Engine Parts: Supercharger, water pump, generator, starting motor, four sets, oil pump nozzle, crankshaft, camshaft, cylinder head and Cylinder Block; Electrical components: Various wire harness, sensors, computer board, display screen, engine computer board ECM 6 radiator: water tank, hydraulic oil radiator, intercooler; Cab Air conditioning category: compressor, air conditioning panels, electronic fans, blowers, warm water tanks, condensers, drying bottles; 8 slewing bearings, Pin Shaft; KATEL: reducer, pump, motor, cylinder head, cylinder block, crankshaft, engine computer board, complete computer board and other accessories. 10 engine overhaul, complete machine wiring harness replacement, hydraulic pump overhaul