Product Overview

This premium Cylinder Liner Kit is engineered as a direct replacement for the Komatsu 4D107 diesel engine. Designed to meet or exceed OEM specifications, this kit is essential for engine overhauls and rebuilds, ensuring optimal compression and longevity. We supply this critical component globally, with significant demand from construction, logistics, and heavy machinery markets across North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM dimensions (OEM Size) for a perfect fit and seamless installation, eliminating downtime.
• Superior Durability: Made from high-grade materials to withstand extreme pressures and temperatures within the diesel combustion chamber.
• Enhanced Engine Performance: Restores cylinder compression to factory levels, improving engine power, fuel efficiency, and reducing oil consumption.
• Comprehensive Kit: Supplied as a complete liner kit, ensuring all necessary components for the cylinder refurbishment are included.
• Rigorous Quality Control: Each kit undergoes stringent inspection, supported by machinery test reports and video outgoing-inspection documentation.

Technical Specifications

OEM Cross-Reference

This cylinder liner kit is manufactured as a direct replacement for the genuine Komatsu part. It corresponds to the OEM part number for the 4D107 engine cylinder liner assembly. For precise cross-referencing, please consult your Komatsu parts manual or contact our technical support with your engine serial number.

Compatibility

Primary Engine Application:

• Komatsu 4D107 Diesel Engine

Vehicle & Machinery Applications:

• Forklifts
• Excavators
• Trucks
• Loaders
• Bulldozers
• Buses
• And other industrial equipment powered by the Komatsu 4D107 engine.

Global Supply & Distribution

We are a leading exporter of heavy-duty engine components with a robust international supply chain. Our distribution network ensures reliable and timely delivery to key industrial regions worldwide.

• Worldwide Shipping: We ship to all major global markets, including North America (USA, Canada, Mexico), Europe (Germany, UK, Poland, Italy), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Japan, Singapore), and South America.
• Fast Logistics: Efficient shipping to major ports and inland logistics hubs. We work with trusted freight forwarders to offer competitive sea (FCL/LCL) and air freight options.
• Export Expertise: Extensive experience in international B2B trade, with full compliance for commercial documentation, customs clearance, and export regulations.

Quality Assurance

Our commitment to quality is integral to our manufacturing process, ensuring you receive reliable parts that perform under demanding conditions.

• Manufacturing Standards: Produced in ISO-certified facilities using advanced precision machining and metallurgy.
• Comprehensive Warranty: Backed by a 6-month warranty from the date of purchase, covering material and workmanship defects.
• Testing & Inspection: Every batch is subject to dimensional checks, material analysis, and performance validation. Documentation, including test reports and inspection videos, is available upon request to verify quality before shipment.

FAQ

Q: How can I confirm this liner kit will fit my specific Komatsu 4D107 engine?
A: For guaranteed fitment, we recommend providing your engine’s model number, serial number, and if possible, the original OEM part number. Our technical team can cross-reference this information to confirm compatibility. The kit is made to OEM size for the standard 4D107 block.

Q: What is included in the “Cylinder Liner Kit”?
A: This kit typically includes the cylinder liner(s) itself. For a complete engine rebuild, other components like piston rings, pistons, and bearings may be required as separate items. Please inquire if you need a full master overhaul kit.

Q: What are the installation prerequisites for this cylinder liner?
A: Professional installation is crucial. The engine block must be thoroughly cleaned and inspected for damage. The liner requires precise press-fitting with the correct interference fit and may need honing after installation. Always follow the OEM service manual procedures for installation and torque specifications.

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 .