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Hydraulic Pump

Kawasaki, Rexroth, Linde, etc.

Hydraulic Pump Parts

Barrel, Piston, Valve Plate, etc.

Motors

Swing Motor, Final Drive, etc.

Engine Parts

Engine ASSY, Overhaul Kit, etc.

Electrical Parts

Harnesses, Controllers, Monitors, Panels

Reducer Gearbox Parts

Gearbox ASSY, Carrier, Gears,etc.

Excavator and Construction Machinery Parts

TUNWAY focuses on manufacturing and supplying high-quality excavator parts and construction machinery parts since 2007. Our quality parts apply to worldwide popular excavators, wheel loaders, bulldozers, motor graders, cranes, truck mixers, and also industrial machinery, mining machinery, marine, and so on.

Engaging in the excavator parts and construction machinery parts field for more than a dozen years, TUNWAY has wide stock of high-quality replacement parts, including genuine, OEM and quality after market parts that amount more than 10,000 SKUs.

Additionally, with full range of parts systems, and experienced engineers, TUNWAY makes professional ONE-STOP parts supply for the popular makers, such as Komatsu, Caterpillar, Hitachi, Volvo, Sumitomo, Kobelco, Kato, JCB, CASE, Bobcat, Doosan, Daewoo, Hyundai, Link-Belt, John Deer, Takeuchi, Zoomline, Sany, XCMG, Liugong, Sunward, SDLG, Cummins, Isuzu, Mitsubishi, Perkins, Deutz, Kubota, Yanmar, Rexorth, Linde, Eaton, Vickers, Kawasaki, Parker, etc.

For any assistance, please contact our sales team now.

Request a Quote

Why Choose TUNWAY Heavy Machinery Parts?

Searching for various high-quality components for the hydraulic excavators, bulldozers, wheel loaders and any other construction machinery will be a tough job.

TUNWAY offers reliable One-Stop Solution for High-Quality Excavator Parts and Construction Machinery Parts:

Covers Excavators, Wheel Loaders, Bulldozers, Backhoe, Motor Grader, Crane, Truck Mixer, etc.
Specializing in Hydraulic Components, Diesel Engine Parts, Gearbox Reducer Parts, and Electrical Parts.
Strict Quality Control For Every Parts.
Factory Direct Pricing For Big Saving.
Professional Service & Expert Support.
Warranty Guarantee.
Worldwide Fast & Reliable Delivery.

TUNWAY has full range of parts diagram systems for professional customers support

Excavator Parts and Construction Machinery Diagram Systems

How Does TUNWAY Work To Meet Your Excavator Parts Need?

Step 1:

Please contact our sales team and let us know what parts you need. Usually, please provide the part numbers and models of the parts to our team. However, if you can’t get the part numbers or models, then please send us the photos and dimensions of the parts.

Step 2:

TUNWAY experienced team will use the parts details you provide to check and offer you an accurate quotation. At this stage, we will utilize our powerful parts systems to ensure our quotation is correct and meets your parts requirements, so that you will not receive any incorrect parts.

Step 3:

If you accept our quotation, we will issue a Proforma Invoice with our bank account details for you to make the payment.

Step 4:

Once we receive your payment, we will prepare the goods and arrange fast delivery for you. For global clients, the goods are usually delivered fast via DHL, UPS, FedEx, TNT, or by sea, etc.

TUNWAY High-Quality Parts Apply to the Worldwide Popular Heavy Machinery Makers

Our High Quality Parts Apply to The Worldwide Popular Excavator Makers

Blog and News

What are Final Drive Parts and How They Work on an Excavator

2025-08-20

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Excavator final drive, travel motor and gears parts are the main items of excavator operation.

Guide of the Final Drive of an Excavator

2025-07-29

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The excavator's final drive is mounted on the undercarriage of the machine. It is the part of the excavator that connects to the transmission housing.