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Premium Engine Main Bearings & Crankshaft Bearings

High-quality engine main bearings and crankshaft bearings manufactured in China. Trusted by automotive and industrial clients worldwide. OE quality, competitive pricing, and global delivery.

Engine Main Bearing Product

About Main-Bearing.com

A leading manufacturer and exporter of engine main bearings, crankshaft bearings, and piston rings based in China. We serve automotive, industrial, and generator clients globally.

Factory Direct

Manufactured at PingYang DEM Auto Parts Factory with strict process control and large-scale production capacity.

Certified Quality

Certified under IATF 16949 and ISO 9001 standards. OE quality with meticulous attention to detail.

Global Reach

Products exported to over 50 countries. Fast supply and large stock availability for immediate shipment.

Our Premium Products

High-performance engine bearings and piston rings for major automotive brands.

Engine Main Bearing For Benz

2720331402 Engine Main Bearing For Benz

  • Model: OM271.950
  • Engine: 2.5/3.0/3.5L
  • Feature: Anti-Friction
  • Material: Aluminium or Copper
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Con Rod Bearing For Benz

2710380110 Con Rod Bearing For Benz

  • Model: OM271.810
  • Engine: 1.8/2.0L
  • Feature: Wear Resistant
  • Material: Aluminium or Copper
Request Quote
Main Bearing For Ford

10-199/6A Engine Main Bearing For Ford

  • Model: FALCON 221
  • Quantity: 12 pcs
  • Feature: Heat Resistant
  • Material: Aluminium or Copper
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Main Bearing For Volkswagen

Strength Engine Main Bearing 06H 105 561 M

  • Car Make: Volkswagen Magotan
  • Engine: 1.8T
  • Feature: High Strength
  • Material: Aluminium or Copper
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Main Bearing For Toyota

Main Engine Bearing For TOYOTA 1GD

  • OE No.: 11701-0E010
  • Feature: Abrasion Resistant
  • Material: Aluminium or Copper
  • Car Make: TOYOTA
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Main Bearing For Buick

Main Bearing For Buick Aveo 1.6L

  • Part No.: 93742705
  • Feature: High Quality, Abrasion Resistant
  • Material: Aluminium or Copper
  • Car Make: BUICK
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Piston Ring For Mitsubishi

Piston Ring For MITSUBISHI 4G15 G15B

  • Diameter: 75.5mm
  • OEM: MD104656
  • Car Make: Mitsubishi
  • Packaging: Cartons
Request Quote
Piston Ring For BMW

Auto Engine Piston Ring For BMW

  • Diameter: 77mm
  • OEM: W10B16A, 2C5159
  • Car Make: BMW
  • Packaging: Cartons
Request Quote
Crankshaft Main Bearing For Isuzu

C240 Crankshaft Main Bearing For Isuzu

  • Application: Isuzu Motor Diesel Engine
  • Type: Main & Con Rod Bearing
  • Quality: High Quality
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Main Bearing For Cummins

Crankshaft Main Bearing For Cummins 6D114

  • OEM: 3950661, 3945918
  • Engine: Motor Diesel
  • Type: Main & Con Rod Bearing
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Main Bearing For 4BT 6BT

Engine Main Bearing For 4BT 6BT 6BT5.9

  • OEM: 3939859, 3802070
  • Type: Engine Part
  • Application: Diesel Engines
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Main Bearing Set For Mitsubishi

6D105 Main Bearing Set For Mitsubishi

  • OEM: 6136-21-8010
  • Application: Diesel Engine Spare Parts
  • Type: Bearing Set
Request Quote

Why Choose Main-Bearing.com?

  • OE Quality Standards: All products meet or exceed original equipment specifications.
  • Material Excellence: Precision-engineered using high-grade aluminium or copper alloys.
  • Global Packaging: Neutral, customized, or branded packaging in cartons and plastic bags.
  • Fast Delivery: Large stock availability ensures quick dispatch and global shipping.
  • Expert Support: Technical assistance and product guidance from experienced engineers.

Our Impact

5000+
Products Available
50+
Countries Served
IATF 16949
Quality Certified
20+
Years Experience

Our Quality Control Process

Every bearing undergoes rigorous testing to ensure reliability and performance.

Material Testing

Raw materials inspected for composition, hardness, and structural integrity.

Dimensional Accuracy

Precision measurement using CMM and optical comparators for tight tolerances.

Performance Testing

Load, friction, and endurance tests simulate real-world engine conditions.

Frequently Asked Questions

What materials are used in your engine bearings?

We use high-grade aluminium or copper alloys, selected for optimal strength, thermal conductivity, and wear resistance.

Do you offer custom packaging?

Yes, we provide neutral, customized, or branded packaging in cartons and plastic bags as per client requirements.

Are your products certified?

Yes, our factory is certified under IATF 16949 and ISO 9001 standards, ensuring consistent quality and process control.

What is your minimum order quantity (MOQ)?

MOQ varies by product. Please contact us with your requirements for a tailored quote.

How do I request a quote?

Visit main-bearing.com and submit your inquiry with part numbers, quantities, and specifications.

Get in Touch

Contact us for product inquiries, quotes, or technical support. We respond to all messages promptly.

Visit Official Website to Contact

All communications and transactions are handled through the official website.

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