DAYCO Idler Pulley: Idler Pulley, 89109, Serpentine, Flat, Flangeless Flange
The DAYCO Idler Pulley (part number 89109) is a heavy-duty, steel flat idler pulley for serpentine belt systems, featuring a flangeless flange design. This component is engineered for reliable belt tensioning in…
SKU 3G-OTH-494012
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Product Description
The DAYCO Idler Pulley (part number 89109) is a heavy-duty, steel flat idler pulley for serpentine belt systems, featuring a flangeless flange design. This component is engineered for reliable belt tensioning in demanding vehicle applications.
Frequently Asked Questions
What is the DAYCO 89109 idler pulley used for?
The DAYCO 89109 idler pulley is used in serpentine belt systems on heavy-duty vehicles to maintain proper belt tension and reduce vibration. Its steel construction and flangeless flange design make it suitable for demanding engine applications where reliable belt routing is critical.
What are the specifications of the DAYCO 89109 idler pulley?
The DAYCO 89109 is a heavy-duty, steel flat idler pulley with a flangeless flange design. It is part number 89109, designed for serpentine belt systems. The steel material provides durability in high-load environments, and the flangeless flange allows for specific belt alignment requirements.
Where to buy the DAYCO 89109 idler pulley worldwide?
3G Electric supplies the DAYCO 89109 idler pulley worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this heavy-duty steel pulley for serpentine belt systems.
How to install the DAYCO 89109 idler pulley?
Install the DAYCO 89109 idler pulley by first relieving tension on the serpentine belt. Remove the old pulley, then mount the new steel pulley with the flangeless flange facing the correct belt path. Torque the center bolt to manufacturer specifications and re-tension the belt per vehicle guidelines.
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3G Electric supplies DAYCO flat idler pulleys for vehicles. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









