4309368 Image1

4309368
Main Bearing Kit
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$1,149.95 $1,368.44
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 Kit, identified by part number 4309368, is a collection of bearings that support the crankshaft in an engine block. The kit usually includes multiple bearings, as well as any necessary hardware for installation. These bearings are crucial to the smooth operation and longevity of the engine, as they help reduce friction and wear between the crankshaft and engine block. Over time, these bearings can wear down due to normal use or lack of lubrication, which can cause a knocking sound in the engine or even lead to catastrophic failure if not addressed promptly. As such, it is important to regularly inspect and replace worn main bearings with high-quality replacements like those found in this kit.

SPECIFICATIONS

Notes
1.00 mm Oversize

BILL OF MATERIALS

Name Quantity Part Number
Crankshaft Thrust Bearing 1 3944167
* This information is provided as is and may be out of date.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.

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