Product Overview

This is a premium replacement piston designed for the Liebherr D934A7 diesel engine. Engineered to meet or exceed OEM specifications, this critical component is essential for maintaining the power, efficiency, and reliability of your heavy machinery. We supply this part globally to major industrial markets, supporting the maintenance and repair needs of construction, mining, and agricultural operations worldwide.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM dimensions and tolerances for a perfect fit and optimal engine performance.
• Superior Durability: Constructed from high-grade materials to withstand extreme pressures and temperatures within the diesel combustion chamber.
• Enhanced Performance: Designed to restore engine compression, reduce oil consumption, and maintain fuel efficiency.
• Direct Replacement: A direct-fit component that eliminates compatibility concerns, ensuring straightforward installation.
• Rigorously Tested: Each piston undergoes stringent quality checks to ensure reliability and longevity under demanding operating conditions.

Technical Specifications

OEM Cross-Reference

This piston is a direct replacement for the following OEM part numbers:

• 9080687
• 10146366
• 10115835

Always verify the part number from your original equipment or service manual before ordering.

Compatibility

This piston is specifically designed for the Liebherr D934A7 diesel engine, commonly found in the following heavy-duty excavator models:

• Liebherr R914c Compact Excavator
• Liebherr R924c Compact Excavator
• Liebherr R934c Crawler Excavator

Application Industries: Construction, Industrial, Agriculture, Genset, Marine, and Material Handling.

Global Supply & Distribution

We are a trusted global supplier of heavy machinery engine parts. Our logistics network ensures reliable and timely delivery to key industrial regions worldwide.

• Worldwide Shipping: We export to North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Efficient shipping to major ports and industrial hubs, including Rotterdam, Los Angeles, Singapore, Dubai, and Hamburg.
• Export Expertise: Extensive experience in international B2B trade, with full compliance for customs documentation and export regulations.
• Local Support: Dedicated customer service to assist with logistics, technical queries, and after-sales support across different time zones.

Quality Assurance

Our commitment to quality ensures you receive a part you can depend on for critical engine overhauls.

• Manufacturing Standards: Produced in ISO-certified facilities using advanced machining and quality control processes.
• Warranty: Backed by a 6-month warranty from the date of purchase, covering defects in material and workmanship.
• Testing & Inspection: Each batch is subject to machinery test reports and video outgoing-inspection is available to guarantee product integrity before shipment.

FAQ

Q: How do I confirm this piston is the correct part for my Liebherr engine?
A: The most reliable method is to cross-reference the part number stamped on your original piston or listed in your engine’s service manual with the OEM numbers provided above (9080687, 10146366, 10115835). Also, verify your engine model is the D934A7.

Q: Is this piston sold as a single unit or as part of a kit?
A> This piston is sold as a single item. For a complete engine overhaul, you will typically need a set matching the number of cylinders in your engine, along with corresponding piston rings, pins, and cylinder liners.

Q: What documentation is provided with the shipment?
A> We provide all necessary commercial invoices and packing lists for smooth customs clearance. Machinery test reports are available upon request to verify the technical specifications and quality checks performed on the part.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .