Diesel Engine Spare Parts for 6BT Connecting Rod Bearing 3901172

Keywords: 3901172 connecting rod bearing, 6BT engine con‑rod bearing, diesel engine connecting rod shell, excavator heavy‑duty machinery engine spare parts, construction machinery crankshaft system replacement components

Product Overview

Connecting Rod Bearing Part No.3901172 is a core sliding bearing part for 6BT diesel engines, widely used for excavators and various heavy‑duty diesel equipment. It is installed between connecting rod and crankshaft journal, bearing impact load and reducing friction during engine running. This connecting rod bearing solves common problems such as bearing ablation, abnormal knocking noise, oil pressure drop and engine power shortage caused by original bearing wear and damage. Each set of connecting rod bearings has passed strict dimensional inspection and material performance test before box packaging and delivery.

Detailed Specifications

Key Features & Advantages

• High‑performance bimetallic alloy material, outstanding load‑bearing capacity, wear‑resistance and anti‑ablation performance under heavy‑duty cyclic working conditions.
• Precision machining for inner and outer surfaces, good fitting clearance, form stable oil film for lubrication.
• Effectively eliminate engine knocking noise, low oil pressure and power insufficient failure caused by worn original connecting rod bearing.
• Good fatigue resistance, resist impact load from piston‑connecting rod assembly, extend service life.
• Fine surface treatment, reduce friction loss, protect crankshaft journal from scratch damage.
• Perfect fit for 6BT engine overhaul, connecting rod and crankshaft maintenance projects.
• Complete set supply, convenient for direct replacement installation.

Application Scope

Fit Equipment: Excavators and heavy‑duty machinery equipped with 6BT diesel engine ‑ Widely used for engine repair workshops and heavy‑duty engine overhaul services.

Our Company Advantage

We are professional supplier of full‑range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. ‑ Large ready stock for various machinery spare parts ‑ Factory‑direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

Export carton inner with independent anti‑wear protective wrapping, avoid surface scratch during transportation ‑ Multiple shipping options: sea freight, air freight, international express for small trial orders ‑ Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.