Tunway Heavy Machinery Industry Co., Ltd. is a professional supplier for construction machinery parts and heavy equipment replacement parts, that include excavators, loaders, dozers, backwholes, cranes, etc.

We supply both OEM parts and genuine parts for Komatsu, Caterpillar, Hitachi, Volvo, Sumitomo, Kobelco, Kato,Doosan-Daewoo, Hyundai, Liebherr, Zoomline, Sany, XCMG, Cummins, Isuzu, Mitsubishi, Deutz, Rexorth, Linde, Eaton, Sauer Danfoss, Parker, Handok, etc.

Our products include hydraulic pump and pump parts, swing motor and parts, travel motor and parts, final drive, reduction gear parts, engine parts, hydraulic seals, seal kits, undercarriage parts, floating seals, relief valves, computer boards, grease nipples, etc.

1. Hydraulic pump parts: head cover, cam rocker, retainer plate, ball guide, valve plate, piston, cylinder block, drive shaft, center pin, coil spring, piston of cam rocker, socket bolt, holder, shoe plate, separation plate, etc.

2. Final drive parts and reduction gear parts: reduction gear unit, transmission gear, RV gear, swing shaft, sun gear, crankshaft, planet shaft, planet gear, carrier, travel hub, pump gas, bearing, shaft housing, bearing block, cover, etc.

3. Engine parts: liner kit, piston, liner, piston ring, engine bearing. cylinder block, cylinder head, crankshaft, camshaft, connecting rod, valve, etc.

4. Seals and seal kits: Floating seal, piston seal, rod seal, dust seal, buffer ring, back up ring, o ring, hydraulic oil seal, boom cylinder seal kit, arm cylinder seal kit, bucket cylinder seal kit, center joint seal kit, main pump seal kit, control valve seal kit, adjust seal kit, swing motor seal kit, travel motor seal kit, pilot valve seal kit, etc.

5. Undercarriage: front idler, carrier roller, track roller, track link, track chain, sprocket, track shoe, bolt and nut, etc.

6. Electrical parts: controller, alternator, starter, relay, sensor, solenoid valve, start switch, pressure switch, pressure valve,etc.

7. Filters: fuel filter, oil filter, hydraulic filter, air filter, pilot filter, strainer, oil water separator, etc.

8. Wearing parts and tools.

And for any other construction machinery parts, please contact us.