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Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

Our office will be closed 9/7/2026 in observance of Labor Day. Orders placed during this time will be processed when our office opens 9/8/2026.

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Picture of 5259022

Cummins 5259022 Belt Tensioner

Compatible With 4B3.9, B4.5, 6B5.9, B6.7, ISB, and QSB Engines

Genuine Cummins Part

Base price: $285.71
$251.42
i h
Restocking Fee Applies

PRODUCT NOTES

Replaces old part number 3976831.

This is a genuine Cummins part shipped with a 12-month warranty.

888.687.0539 (U.S.)|225.706.4858 (Int.)

Monday-Friday 7am-5pm CST
8784 S. Choctaw Dr. Baton Rouge, LA 70815
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