Product Details

Product Overview

This premium LR6A3L Main Bearing and Connecting Rod Bearing Set (Standard Size) is a direct replacement for a variety of Chinese-manufactured diesel engines. Engineered for high durability and precision fitment, this bearing set is ideal for industrial, agricultural, and heavy-duty applications. We provide global shipping to major markets including North America, South America, Europe, Southeast Asia, the Middle East, and Africa, ensuring fast and reliable delivery to your workshop or warehouse.

Key Features & Benefits

• Precision Engineering: Manufactured to strict OEM tolerances, ensuring a perfect fit and optimal oil clearance for standard crankshaft journals.
• Superior Material Composition: Constructed from high-strength steel-backed aluminum alloy, providing excellent fatigue resistance and load-bearing capacity.
• Enhanced Wear Protection: Features a specialized overlay that reduces friction and protects against scuffing during cold starts and high-load operations.
• Direct Replacement: Supplied as a complete set (Main Bearings + Rod Bearings) in Standard (STD) size, eliminating the need for machining.
• Cost-Effective Solution: Offers a reliable aftermarket alternative to expensive OEM parts without compromising on performance or longevity.

Technical Specifications

OEM Cross-Reference

This bearing set is a direct aftermarket replacement for the following OEM part numbers. Please verify your original part number before purchase.

• Common OEM References: 1004015-29D, 1004015-29E, 1004015-29F (Main Bearing)
• Common OEM References: 1004018-29D, 1004018-29E (Connecting Rod Bearing)
• Note: This part is designed to replace the factory-installed bearings in LR6A3L engines. It is not an OEM branded part but meets or exceeds OEM specifications.

Compatibility

• Primary Engine Model: LR6A3L (6-cylinder, inline diesel engine)
• Typical Applications: Agricultural tractors, combine harvesters, construction machinery (wheel loaders, excavators), industrial generators, and marine auxiliary engines.
• Vehicle Makes: Commonly used in Chinese-brand machinery including but not limited to YTO, Dongfanghong, and other agricultural equipment manufacturers.
• Year Range: Fits engines manufactured from approximately 2005 to present.

Global Supply & Distribution

• Worldwide Shipping: We ship directly from our warehouses in China and strategic hubs in the US, Europe, and the Middle East.
• Major Markets Served: North America (US, Canada, Mexico), South America (Brazil, Argentina), Europe (Germany, UK, Netherlands, Poland), Asia-Pacific (Australia, Japan, Korea), and Middle East (UAE, Saudi Arabia).
• Fast Delivery: Standard lead time is 3-7 business days for in-stock items. Express shipping (DHL, FedEx, UPS) available for urgent orders to major industrial ports like Shanghai, Rotterdam, Los Angeles, and Dubai.
• Export Experience: Over 10 years of experience in international trade, ensuring proper customs documentation and compliance with all export regulations.

Quality Assurance

• Manufacturing Standards: Produced in an ISO 9001:2015 certified facility, adhering to strict quality control processes from raw material inspection to final packaging.
• Testing: Each batch undergoes rigorous dimensional inspection (micrometer & bore gauge), hardness testing, and surface finish analysis to ensure consistency.
• Warranty: We offer a 12-month warranty against manufacturing defects. This covers issues such as premature wear, delamination, or dimensional inaccuracy.

FAQ

Q: Will this bearing set fit my LR6A3L engine directly?

A: Yes, this is a standard (STD) size set designed for a direct replacement. It is intended for use with a crankshaft that is still within factory specifications and has not been ground undersize. Always measure your crankshaft journals to confirm they are within standard tolerance before installation.

Q: What is the difference between this aftermarket set and an OEM set?

A: This aftermarket set is manufactured to meet or exceed OEM specifications in terms of material composition and dimensional accuracy. The primary difference is the brand and price. We offer a cost-effective alternative without sacrificing performance, making it ideal for both repair shops and fleet maintenance.

Q: What installation precautions should I take?

A: Professional installation is recommended. Ensure the bearing saddles (block and cap) are clean and free of debris. Lubricate the bearing surfaces with clean engine oil during assembly. Always use a torque wrench to tighten the main bearing and connecting rod bolts to the manufacturer’s specified torque settings. Do not mix the upper and lower bearing shells as they may have different oil groove configurations.

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 .