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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.

Cummins 4991240 Idler Pulley For Isb, Qsb, Isc, And QSC Diesel Engines

Genuine Cummins Part

Base price: $319.15
$280.85
i h
Hassle-Free Return Item

PRODUCT NOTES

The Cummins 4991240 idler pulley can be used for the following engines:

  • ISB and QSB
  • ISC and QSC
  • This item is a genuine Cummins part shipped with a 12-month factory warranty.


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