Product Overview

This genuine Komatsu 4D92 Cylinder Liner is a critical engine component designed for durability and optimal performance in demanding industrial applications. As a trusted supplier to the global heavy machinery market, we specialize in the export of high-quality engine parts to major industrial regions worldwide, including North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• Genuine Quality: Manufactured to original Komatsu specifications, ensuring perfect fitment and reliable performance.
• Enhanced Durability: Engineered from premium materials to withstand high compression and thermal stress for a long service life.
• Optimal Engine Performance: Precise bore dimensions and surface finish maintain proper piston ring seal, maximizing engine efficiency and power output.
• Corrosion & Wear Resistance: Treated surfaces provide excellent resistance to abrasion and corrosive elements in diesel engine environments.
• Direct Replacement: Designed as a direct OEM replacement, eliminating the need for modifications during installation.

Technical Specifications

OEM Cross-Reference

This part is supplied under the original Komatsu part number. It is a direct replacement for the following:

• Primary Part Number: 6140-21-2211
• Associated Assembly/Kit: Often part of a full cylinder liner kit for the 4D92 engine.

Note: Always verify the part number stamped on your original component for exact compatibility.

Compatibility

This cylinder liner is specifically designed for Komatsu engines and compatible machinery.

• Engine Model: Komatsu 4D92 Diesel Engine.
• Machine Application: Primarily used in Komatsu excavators and heavy-duty trucks equipped with the 4D92 powerplant.
• Typical Equipment: Various models of Komatsu hydraulic excavators and mining/dumping trucks.

Global Supply & Distribution

We are a leading exporter of heavy machinery parts with a robust international logistics network. Our capabilities include:

• Worldwide Shipping: Reliable delivery to all major global markets, including the Americas, EMEA, and APAC regions.
• Major Port Access: Efficient shipping to key industrial hubs and ports such as Rotterdam, Los Angeles, Singapore, Dubai, and Hamburg.
• Export Compliance: All shipments are prepared with complete and accurate commercial documentation (Invoice, Packing List, Certificate of Origin) to ensure smooth customs clearance.
• Bulk & Single Orders: We cater to both large-scale distributors and workshops with single-unit needs, supported by flexible MOQs.

Quality Assurance

Every part is sourced and supplied with a commitment to quality that meets the demands of the international B2B market.

• Manufacturing Standard: Produced to original Komatsu engineering drawings and material specifications.
• Warranty: Backed by a 6-month warranty from the date of purchase, covering manufacturing defects.
• Inspection: Components undergo dimensional and visual inspection to verify conformity before dispatch.
• Support: Post-sales technical support is available, including video guidance for installation and troubleshooting.

FAQ

Q1: How do I confirm this liner will fit my Komatsu 4D92 engine?
A1: The surest method is to match the part number. Locate the part number stamped on your old cylinder liner or refer to your engine’s service manual. This part is designed specifically for the Komatsu 4D92 engine using OEM number 6140-21-2211.

Q2: What is included in the delivery?
A2: You will receive one (1) genuine Komatsu cylinder liner, part number 6140-21-2211, packaged securely for international transport. Gaskets or sealing rings are typically sold separately; please confirm your full kit requirements before ordering.

Q3: What should I check during installation to ensure longevity?
A3: Prior to installation, ensure the cylinder block bore is clean, within specified tolerances, and free of scoring. Always follow the manufacturer’s recommended procedure for liner installation, including proper sealing and the use of a qualified press tool to avoid distortion. Proper break-in procedures for the engine are also critical.

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 .