... (length * width *height):1800×980×1650 Undercarriage parts: track roller, top roller, idler, sprocket, track ... drive unit, hydraulic breaker, hydraulic cylinder.Engine parts: travel motor, rotary motor, transmission, pump, filter.Construction Machine: excavator, ... bulldozer, crawler crane, wheel loader, motor grader etc.Brands: Caterpillar, Hitachi, Komatsu, Liebherr, ...