Diesel Engine Main Bearing 3945920 For cumm-ins 6CT 6L ISLE

Keywords: 3945920, Main Bearing, cumm-ins 6CT Main Bearing, 6L ISLE Engine Parts, Diesel Engine Overhaul Parts, Heavy‑Duty Truck & Excavator Spare Parts

Product Overview

This heavy‑duty main bearing 3945920 is a critical sliding bearing component for cumm-ins 6CT, 6L, ISLE diesel engines, widely used on heavy‑duty trucks, construction machinery and industrial equipment. Made of high‑performance bimetallic alloy material, it forms a lubrication gap between engine block and crankshaft, reduces friction loss, bears huge radial load from crankshaft rotation. This aftermarket replacement main bearing effectively solves common faults such as crankshaft noise, abnormal vibration, metal friction damage, low oil pressure and crankshaft wear. It is an essential spare‑part for full engine overhaul and crankshaft maintenance.

Detailed Specifications

Key Features & Advantages

• Exact OEM‑Matching Installation Dimension Fully consistent with original size and thickness, perfect oil clearance, direct installation without shimming or modification.
• Premium Bimetallic Alloy Material Excellent wear‑resistance, load‑bearing capacity and anti‑fatigue performance, long‑term stable under high‑speed, heavy‑load engine running conditions.
• High‑Quality Surface Anti‑Friction Coating Great anti‑seizure property, effectively avoid crankshaft scuffing and metal‑to‑metal contact damage.
• Strict Multi‑Step Factory Quality Inspection Every bearing set passes dimension measurement, surface defect check and anti‑rust treatment before delivery.
• Cost‑Effective Engine Repair Solution Replace damaged main bearing to restore normal engine oil pressure, prevent expensive crankshaft and cylinder block damage, shorten equipment downtime.

Application Scope

Compatible Engine Models: ‑ cumm-ins 6CT ‑ cumm-ins 6L ‑ cumm-ins ISLE Suitable for heavy‑duty cargo trucks, dump trucks, coaches, excavators, wheel loaders and other construction machinery powered by cumm-ins 6CT /6L /ISLE diesel engines.

Our Company Advantage

We are a professional supplier of comprehensive excavator and heavy‑duty machinery spare‑parts. We provide main bearings, connecting rod bearings, pistons, cylinder liners, piston rings, cylinder heads, water pumps, injectors, full engine overhaul kits and other spare‑parts for cumm-ins, Komatsu, Hino, Hitachi, Cater-pillar, , Sany, Doosan, Hyundai and other well‑known machinery brands. ‑ Large ready‑to‑ship inventory for cumm-ins engine spare‑parts ‑ Factory‑direct competitive wholesale price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

• Individual anti‑rust protection + sealed plastic bag + foam inner buffer
• Outer reinforced export carton to avoid damage during long‑distance sea & land transport
• Multiple shipping options: sea freight, air freight, international express for small trial orders
• Export documents including Commercial Invoice, Packing List are available

Contact Us

If you require more cumm-ins engine bearings, overhaul components or other heavy machinery replacement spare‑parts, please send your parts list over to us. We will offer you our best quotation promptly.