4105T7-2 Main Bearing & Connecting Rod Bearing Set for Komatsu Engine Parts

Product Details

Product Overview

This precision-engineered 4105T7-2 Main Bearing and Connecting Rod Bearing set is specifically designed for use in Komatsu diesel engine applications. Manufactured by, a trusted name in the aftermarket engine parts industry, this bearing set provides a reliable replacement solution for heavy-duty equipment operating in construction, industrial, agricultural, genset, marine, and material handling environments.

The bearing set is manufactured to OEM size specifications, ensuring a precise fit within the engine block and connecting rod assemblies. Each bearing component is crafted from high-grade materials to withstand the demanding loads and temperatures experienced in diesel engine operation, making it an ideal choice for maintenance and overhaul projects on Komatsu-powered machinery.

Key Features & Benefits

• Precision Fitment: Manufactured to match OEM size specifications for seamless installation in 4105T7-2 engine configurations.
• Durable Construction: Engineered from premium bearing materials to resist wear, fatigue, and thermal stress during continuous operation.
• Comprehensive Set: Includes both main bearings and connecting rod bearings in a single package for complete engine rebuild convenience.
• Rigorous Testing: Each bearing undergoes outgoing inspection with video documentation available upon request, ensuring dimensional accuracy and surface quality.
• Versatile Compatibility: Suitable for a wide range of applications including construction equipment, industrial machinery, agricultural tractors, generators, marine engines, and material handling equipment.
• Trusted Warranty: Backed by a 6-month warranty with continued online technical support after the warranty period.

Technical Specifications

OEM Cross-Reference

This 4105T7-2 bearing set is an aftermarket replacement component. While the exact OEM part numbers may vary depending on the specific Komatsu engine variant, this set is commonly used as a direct replacement for bearings originally specified in 4105T7-2 engine applications. For precise cross-referencing, please consult your equipment’s parts manual or contact our technical support team with your original bearing part numbers.

Compatibility

This bearing set is commonly used for overhaul and maintenance of Komatsu diesel engines equipped with the 4105T7-2 engine model. Typical applications include:

• Construction equipment (excavators, bulldozers, loaders)
• Industrial machinery (compressors, pumps, generators)
• Agricultural equipment (tractors, harvesters)
• Marine propulsion and auxiliary engines
• Material handling equipment (forklifts, cranes)

Note: Fitment confirmation is recommended by verifying your engine’s specific model and serial number before purchase.

Global Supply & Distribution

maintains a robust global supply chain to serve B2B customers across major markets worldwide. Our distribution network ensures reliable delivery to:

• North America: United States, Canada, Mexico
• Europe: United Kingdom, Germany, France, Netherlands, Italy, Spain, Eastern Europe
• Asia-Pacific: Japan, South Korea, Australia, New Zealand, Southeast Asia
• Middle East: UAE, Saudi Arabia, Qatar, Kuwait
• Africa: South Africa, Nigeria, Kenya, Egypt
• South America: Brazil, Argentina, Chile, Colombia

With strategic warehousing in Guangdong, China, we offer fast shipping to major ports and industrial centers. Our export team manages all international trade documentation and customs compliance to ensure smooth delivery to your warehouse or job site.

Quality Assurance

is committed to delivering high-quality engine components that meet rigorous industry standards. Our quality assurance process includes:

• Manufacturing Standards: Components are produced in ISO-certified facilities with strict quality control protocols.
• Testing Procedures: Each bearing set undergoes dimensional inspection and surface quality verification. Machinery test reports and video outgoing inspection documentation are available upon request.
• Warranty Protection: Every purchase is backed by a 6-month warranty against manufacturing defects. Our technical team provides ongoing support to address any installation or performance concerns.

FAQ

Q: How can I confirm that this 4105T7-2 bearing set will fit my Komatsu engine?

A: To ensure correct fitment, we recommend checking your engine’s model number and serial plate. The 4105T7-2 bearing set is specifically designed for Komatsu engines using this model designation. If you have the original bearing part numbers from your current engine, please share them with our technical support team for cross-referencing. We can verify compatibility before you place your order.

Q: What installation precautions should I take when replacing main and connecting rod bearings?

A: Proper installation is critical for bearing performance and engine longevity. Always clean the bearing housing and crankshaft journals thoroughly before installation. Apply clean engine oil to bearing surfaces during assembly. Use a torque wrench to tighten connecting rod bolts and main bearing caps to manufacturer specifications. After installation, rotate the crankshaft by hand to ensure smooth movement before starting the engine. We recommend consulting your engine service manual for exact torque values and procedures.

Q: How should I store these bearings if I’m not installing them immediately?

A: Store the bearing set in its original packaging in a clean, dry environment at room temperature. Avoid exposure to moisture, dust, and extreme temperature fluctuations. Keep the bearings away from chemical contaminants and direct sunlight. Proper storage ensures the protective coating remains intact and the bearing surfaces remain free from corrosion or damage until installation.