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4089071
Main Bearing Set
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$8,399.95 $9,995.94
Genuine OEM Part

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.

Manufacturer Warranty*
DESCRIPTION
A main bearing set, identified by part number 4089071, is a crucial component in an engine's rotating assembly. It is responsible for supporting the crankshaft and ensuring smooth rotation while reducing friction between the crankshaft journals and engine block. The main bearing set typically consists of multiple bearings that are installed into the engine block and cap to secure the crankshaft in place. These bearings are often made of high-strength materials such as steel or aluminum alloy, and can be coated with anti-friction materials to further reduce wear. A properly functioning main bearing set is essential for maintaining engine performance, minimizing wear on critical components, and preventing catastrophic engine failure.

SPECIFICATIONS

Package Dimensions
16.5 x 10.4 x 4.9 in
Weight
2.25 lb

BILL OF MATERIALS

Name Quantity Part Number
Thrust Bearing Kit 1 2881830
Main Bearing Set 1 4024986
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.

Frequently Asked Questions

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FAQ PAGE

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Drop us a line. 1-800-466-1571

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