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Peterbilt of Knoxville · Engine
89101DYC
In stock · ships from Knoxville
This is a steel flat idler pulley for heavy-duty truck accessory drive belts.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It measures 74 mm in diameter and 39.25 mm in width. It is typically used to guide or tension the serpentine belt on PACCAR engines, commonly found in Peterbilt and Kenworth trucks. Replace the pulley if the bearing is noisy, worn, or causing belt misalignment or squeal.
Part Number: 89101DYC
IDLER PULLEY
Vendor: Peterbilt of Knoxville
Dealer: KP Services Crossville
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