Product Overview

This is a premium piston ring set engineered for Mitsubishi 4D34 and 6D34 series diesel engines. Designed for durability and optimal compression, it is a critical replacement part for heavy machinery. We supply this part globally, with extensive experience serving key markets in North America, Europe, the Middle East, and Asia-Pacific, ensuring reliable performance for industrial and construction applications.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and reliable sealing.
• Enhanced Durability: Made from high-grade materials to withstand high temperatures and pressures, extending engine life.
• Optimal Compression & Oil Control: Designed to restore and maintain proper cylinder compression and oil consumption.
• Reduced Friction: Surface treatments minimize wear on cylinder walls, promoting smoother engine operation.
• Global Compliance: Produced for the international aftermarket, suitable for replacement in various operating conditions worldwide.

Technical Specifications

OEM Cross-Reference

Primary OEM Part Number: ME997240

This part serves as a direct replacement for the original Mitsubishi component. Always verify the part number from your original equipment or service manual before ordering.

Compatibility

This piston ring set is specifically designed for the following applications:

• Engine Models: Mitsubishi 4D34 and 6D34 series diesel engines.
• Machinery Applications: Suitable for Mitsubishi-branded and compatible machinery including excavators, bulldozers, and other heavy equipment powered by these engine series.
• Typical Equipment: Mitsubishi excavator models (e.g., MS/MR series) and bulldozers utilizing the 4D34/6D34 power plants. Compatibility should be confirmed via engine serial number.

Global Supply & Distribution

We are a trusted global supplier of heavy machinery engine parts. Our logistics network ensures efficient delivery to major industrial hubs and ports worldwide.

• Worldwide Shipping: Available via air and sea freight to all continents.
• Key Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore, Japan), and South America.
• Fast Delivery: Consolidated shipments to major ports like Los Angeles, Rotterdam, Singapore, and Jebel Ali for rapid regional distribution.
• Export Expertise: All documentation is prepared in compliance with international trade regulations for smooth customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities using precision tooling to meet or exceed original performance specifications.
• Rigorous Testing: Each ring set undergoes dimensional checks and material analysis to ensure consistency and reliability.
• Warranty: Backed by a standard warranty against manufacturing defects. Contact us for specific warranty terms applicable to your region.

FAQ

Q1: Is this piston ring set a direct fit for my Mitsubishi 6D34 engine?
A1: Yes, this ME997240 ring set is engineered as a direct replacement for the OEM part in both 4D34 and 6D34 engines. For absolute certainty, we recommend matching the part number from your engine’s service manual or the original removed rings.

Q2: What is included in the set, and is cylinder honing required during installation?
A2: The set includes all necessary rings (compression and oil rings) for one piston. Professional installation is highly recommended. Proper cylinder honing is typically required when installing new piston rings to ensure correct seating and optimal oil retention. Always follow the engine manufacturer’s overhaul procedures.

Q3: Do you offer technical support for international B2B customers?
A3: Absolutely. We provide technical datasheets and compatibility support to our wholesale and distributor partners. Our team can assist with cross-reference checks and large order logistics to destinations worldwide.

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 .