Product Overview

This K4100D Eccentric Bearing Bush is a precision-engineered component designed for optimal performance in Weichai diesel engines. Manufactured to meet or exceed OEM specifications, it ensures reliable operation under demanding conditions. We specialize in the global supply of high-quality engine parts, serving major industrial markets across North America, Europe, Asia-Pacific, the Middle East, and Africa with efficient logistics and export compliance.

Key Features & Benefits

• Premium Material Construction: Manufactured from high-grade, wear-resistant alloy for extended service life and superior load-bearing capacity.
• Precision Engineering: Machined to exacting tolerances for a perfect fit, ensuring smooth crankshaft operation and reducing vibration.
• Enhanced Durability: Designed to withstand high temperatures and pressures within the engine block, minimizing the risk of premature failure.
• Optimal Oil Retention: Surface finish and groove design promote effective lubrication, reducing friction and wear on critical engine components.
• Direct OEM Replacement: Engineered as a direct fit for specified Weichai engine models, guaranteeing compatibility and performance.

Technical Specifications

OEM Cross-Reference

This component is designed to match the form, fit, and function of the original part. Please verify your engine’s specific model for confirmation. Common reference numbers include:

• Weichai OEM Number: K4100D
• Always cross-check the physical part and your engine’s service manual for the final compatibility check.

Compatibility

This eccentric bearing bush is designed for use in various Weichai diesel engine series. It is critical to verify the exact engine model. Typically compatible with a range of Weichai industrial and automotive engines. Consult your engine’s parts catalog or contact our technical support for specific application details.

Global Supply & Distribution

We are a trusted B2B supplier for automotive and industrial engine parts worldwide. Our streamlined supply chain ensures reliable delivery to key global markets:

• Major Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Asia-Pacific (Australia, Singapore, Japan), Middle East (UAE, Saudi Arabia), and South America.
• Efficient Logistics: We ship via air and sea freight to all major international ports and industrial hubs, offering competitive FOB, CIF, or DDP terms.
• Export Expertise: All documentation (Commercial Invoice, Packing List, Certificate of Origin) is provided for smooth customs clearance worldwide.
• Bulk Order Support: Dedicated support for container loads (FCL) and large wholesale quantities with customized logistics solutions.

Quality Assurance

• Manufacturing Standard: Produced in ISO-certified facilities using advanced CNC machinery and quality control processes.
• Rigorous Testing: Each batch undergoes dimensional checks, material analysis, and surface finish inspection to ensure conformity.
• Warranty: Backed by a standard warranty against manufacturing defects. Specific terms are provided with the commercial invoice.
• Pre-Shipment Inspection: Available upon request for bulk orders to verify quantity, quality, and packaging.

FAQ

Q1: How do I confirm this K4100D bearing bush fits my specific Weichai engine?
A1: The most reliable method is to match the part number (K4100D) with your engine’s official parts catalog or service manual. You can also compare the dimensions and markings of your old bearing bush with the specifications of this product. Providing your engine’s full model and serial number to our sales team can facilitate accurate verification.

Q2: What is the installation procedure for this eccentric bearing bush?
A2: Installation requires precision. Always refer to the engine manufacturer’s service manual. Generally, the procedure involves cleaning the bearing housing, ensuring proper clearance (often measured with Plastigage), applying the correct assembly lubricant, and torquing the bearing cap to the specified value in the correct sequence. Improper installation can lead to immediate engine damage.

Q3: Do you provide certificates or documentation for international import?
A3> Yes. For all international B2B orders, we provide a complete set of export documents, including a Commercial Invoice, Packing List, and Bill of Lading/Air Waybill. A Certificate of Origin can be provided upon request. Our documentation is prepared to comply with standard international trade practices.

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 .