Product Overview

This is a premium, original-quality MAHLE piston ring set, engineered for the robust D7D and D7E diesel engines powering Volvo EC240B excavators. As a leading supplier to the global heavy machinery aftermarket, we provide reliable parts with direct shipping to major industrial hubs across North America, Europe, the Middle East, and Asia-Pacific, ensuring your operations stay on schedule.

Key Features & Benefits

• Original Manufacturer Quality: Manufactured to MAHLE’s exacting OE specifications, ensuring optimal engine performance, fuel efficiency, and longevity.
• Superior Durability: Precision-engineered from high-grade materials to withstand extreme pressures and temperatures within the combustion chamber.
• Optimal Sealing & Oil Control: Designed to maintain perfect cylinder compression and regulate oil consumption, reducing emissions and preventing power loss.
• Guaranteed Fitment: Direct replacement for the original part, guaranteeing a perfect fit and hassle-free installation for the specified engine models.
• Enhanced Engine Life: Proper ring function is critical to preventing blow-by and cylinder wear, protecting your significant engine investment.

Technical Specifications

OEM Cross-Reference

This MAHLE piston ring set corresponds directly to the following OEM part numbers, ensuring full compatibility:

• MAHLE: 21299547
• Volvo: 21299547

Compatibility

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

• Engine Models: Volvo D7D, Volvo D7E diesel engines.
• Vehicle Application: Volvo EC240B Excavator.
• Note: Always verify your engine’s model and serial number before purchase to ensure correct fitment. Compatible with various production years of the EC240B utilizing the D7D/D7E power unit.

Global Supply & Distribution

We specialize in seamless international B2B logistics for automotive and heavy equipment parts. Our network ensures efficient delivery to key markets worldwide.

• Worldwide Shipping: We export to all major continents, with consolidated container and air freight options.
• Major Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore), and South America.
• Fast Delivery: Expedited shipping available to major ports and industrial centers like Rotterdam, Los Angeles, Singapore, and Jebel Ali.
• Export Compliance: All shipments are handled with complete commercial documentation (Packing List, Invoice, Certificate of Origin) in full compliance with international trade regulations.

Quality Assurance

We partner with certified manufacturers to guarantee the performance and reliability of every component.

• Manufacturing Standards: Produced in ISO-certified facilities adhering to strict MAHLE engineering standards.
• Rigorous Testing: Components undergo dimensional checks, material analysis, and performance validation to meet or exceed OE requirements.
• Warranty: Backed by a standard manufacturer’s warranty against defects. Specific warranty terms are provided with the commercial invoice.

FAQ

Q1: Is this piston ring set a direct replacement for the original part in my Volvo D7D engine?
A1: Yes. This MAHLE set with part number 21299547 is a direct OE-equivalent replacement, designed for a perfect fit and identical performance to the original factory part.

Q2: What is included in a “piston ring set” for this engine?
A2: A complete piston ring set typically includes all the compression rings and oil control rings required for one cylinder. For a precise count and configuration for the D7D/D7E engine, please contact our technical sales team with your engine serial number.

Q3: What are the critical steps for installing these rings to ensure proper engine break-in?
A3: Correct installation is vital. Key steps include: ensuring the ring gaps are staggered according to the manufacturer’s specification, carefully fitting rings using a proper ring expander tool to avoid damage, and following the recommended engine break-in procedure (which often involves varying loads and RPMs) to allow the rings to seat properly against the cylinder liner.

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 .