
Product Overview
This is a premium-quality piston and ring assembly engineered for the Komatsu SAA4D95LE-7 diesel engine. Designed to meet or exceed OEM specifications, this part is essential for engine rebuilds and overhauls, ensuring reliable performance under demanding conditions. We specialize in supplying professional-grade engine components to the global aftermarket, with established distribution to major industrial hubs across North America, Europe, the Middle East, and Asia-Pacific.
Key Features & Benefits
- Precision Engineered: Manufactured to exact OEM dimensions and tolerances for a perfect fit and optimal compression.
- Enhanced Durability: Constructed from high-grade materials to withstand high temperatures and pressures, ensuring long service life.
- Optimal Performance: Designed to restore engine power, fuel efficiency, and reduce oil consumption.
- Complete Solution: Sold as a matched set including the piston and corresponding ring set for a complete repair.
- Rigorous Quality Control: Each component undergoes thorough inspection and testing, supported by machinery test reports and video outgoing-inspection.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Type | Piston & Ring Set |
| Primary Part Number | 6276-31-2110 (Piston) |
| Ring Set Part Number | 6276-31-2300 |
| Engine Model | SAA4D95LE-7 |
| Engine Type | Diesel |
| Size | OEM Standard Size |
| Weight (Approx.) | 3 kg |
| Packing | Plastic Bag, Box, Carton |
| Place of Origin | Guangdong, China |
OEM Cross-Reference
This part is a direct replacement for the following Komatsu OEM numbers:
- Komatsu Piston: 6276-31-2110
- Komatsu Ring Set: 6276-31-2300
Compatibility
This piston and ring set is specifically designed for the Komatsu SAA4D95LE-7 diesel engine. Its primary application is in the following machinery:
- Excavator: Komatsu PC130-11
Given the SAA4D95LE-7 engine platform, it may also be compatible with other Komatsu equipment utilizing this power unit. Always verify your engine model number before ordering.
Global Supply & Distribution
We are a trusted exporter of heavy-duty engine components with extensive experience in international logistics and trade compliance. Our supply chain is optimized for fast, reliable delivery to key global markets:
- Major Markets Served: North America (USA, Canada), European Union, United Kingdom, Australia, Southeast Asia, Middle East, and South America.
- Efficient Logistics: We ship via air and sea freight from our hub in Guangdong, China, ensuring timely delivery to major ports and industrial centers worldwide.
- B2B Focus: We support wholesale, distributor, and large-scale repair shop requirements with flexible MOQs and comprehensive export documentation.
Quality Assurance
Our commitment to quality ensures you receive parts you can depend on for critical engine repairs.
- Manufacturing Standards: Produced in ISO-certified facilities using advanced CNC machining and metallurgy.
- Comprehensive Warranty: Backed by a 6-month warranty against manufacturing defects.
- Verification & Testing: Every batch is subject to dimensional checks, material analysis, and functional testing. Machinery test reports and video records of outgoing inspections are available upon request to guarantee quality.
FAQ
Q: How do I confirm this piston set will fit my Komatsu engine?
A: The most reliable method is to match the part numbers. Please verify your engine’s model plate reads “SAA4D95LE-7” and cross-reference the OEM part numbers 6276-31-2110 (piston) and 6276-31-2300 (ring set) from your old parts or service manual.
Q: Is this a single piston or a full set for the engine?
A: This listing is for a single item (one piston and its corresponding ring set). A complete engine set typically requires multiple pistons. Please contact us for pricing on full engine sets.
Q: What precautions should be taken during installation?
A: For optimal performance and longevity, we recommend: 1) Always install with new cylinder liners and piston pins where possible. 2) Ensure the cylinder bore is within OEM specification and properly honed. 3) Soak the piston rings in engine oil before installation and carefully set ring end gaps according to the engine service manual. 4) Use proper lubrication during assembly.
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 .