Product Overview

This is a premium piston ring set, part number 3803961, engineered for the Cummins LT10 diesel engine. Designed to meet or exceed OEM specifications, this critical component is essential for maintaining engine compression, controlling oil consumption, and ensuring optimal performance in demanding industrial and vehicular applications. We supply this part globally to major markets including North America, Europe, the Middle East, and Asia-Pacific, supporting the maintenance needs of fleet operators and heavy machinery service centers worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM dimensions and tolerances for a perfect fit and reliable performance in the LT10 engine block.
• Enhanced Durability: Made from high-grade materials to withstand high temperatures and pressures, ensuring long service life and reduced downtime.
• Optimal Sealing & Compression: Designed to restore and maintain cylinder compression, improving engine efficiency and power output.
• Reduced Oil Consumption: Precisely contoured to effectively control oil passage, minimizing blow-by and promoting cleaner operation.
• Global Compliance: Sourced from ISO-certified facilities, ensuring consistent quality that meets international standards for aftermarket engine components.

Technical Specifications

OEM Cross-Reference

This piston ring set is a direct replacement for the following OEM part number:

• Cummins: 3803961

Note: Always verify the part number from your original equipment or service manual before ordering to ensure correct application.

Compatibility

This piston ring set is specifically designed for the Cummins LT10 diesel engine. It is suitable for a wide range of heavy-duty equipment powered by this engine, including but not limited to:

• Industrial & Construction Machinery: Excavators, Loaders, Bulldozers
• Commercial Vehicles: Trucks, Buses
• Material Handling: Forklifts

Global Supply & Distribution

We are a leading supplier of heavy-duty engine components with extensive experience in international logistics. Our network ensures reliable delivery to key industrial regions.

• Worldwide Shipping: We export to North America (USA, Canada, Mexico), South America, Europe (EU, UK), the Middle East, Africa, and Asia-Pacific (Australia, Southeast Asia).
• Efficient Logistics: Fast container and air freight services to major ports and logistics hubs, including Rotterdam, Los Angeles, Singapore, and Dubai.
• Trade Expertise: All documentation is handled professionally for smooth customs clearance in your destination country.
• B2B Focus: We support wholesale, distributor, and large-quantity orders with competitive pricing and dedicated customer service.

Quality Assurance

We stand behind the quality and performance of our parts to ensure your complete satisfaction.

• Manufacturing Standards: Produced in ISO-certified facilities using precision machinery and quality-controlled materials.
• Warranty: Backed by a 6-month warranty against manufacturing defects.
• Testing & Inspection: Each batch undergoes rigorous machinery testing. A full machinery test report and video outgoing-inspection are available upon request to verify quality before shipment.
• Origin: Sourced from specialized manufacturers in Guangdong, China, a global hub for automotive parts manufacturing.

FAQ

Q1: How do I confirm this piston ring set is the correct part for my Cummins LT10 engine?
A1: The primary identifier is the part number 3803961. We recommend cross-referencing this number with your engine’s service manual or the number on your original part. The engine model must be Cummins LT10.

Q2: What is included in the packaging, and is installation guidance provided?
A2: The piston ring set is packaged securely in a plastic bag within a box or carton for bulk orders. While basic part specifications are provided, professional installation by a qualified mechanic following the official Cummins LT10 engine service manual is required for correct fitting, gapping, and engine reassembly.

Q3: Do you provide documentation for customs and quality verification?
A3> Yes. We provide all necessary commercial invoices, packing lists, and certificates of origin. As part of our quality assurance, we can also supply the machinery test report and video outgoing-inspection for your records and verification.

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 .