Get your vehicle Ready for the Road Ahead with optimized drive belt tension, with the Dayco 89480 Heavy Duty Belt Tensioner. This replacement device helps create the correct amount of tension on drive belts, delivering ample amounts of power to engine accessories such as AC compressors, water pumps, steering pumps, and alternators. Rattling sounds, chirps, squeals, and visible frays on belts are all symptoms of a tensioner that needs to be checked or removed.
FleetPride is your First Click in Heavy Duty .
Manufactured for high strength and reduced weight with heavy duty aluminum castings
Fashioned to keep contamination out and resist cracking, fatigue, and deformation
High temperature grease extends pulley life and increases wear resistance while a hardened belt running service prevents wear
Made with a flat spring design to reduce the risk of premature accessory bearing failure due to high tension when a new belt is installed
Reduces the risk of belt noise and slippage
Clockwise direction
Serpentine belt type
1-pulley
For Ford, Freightliner, Kenworth, Peterbilt, Sterling Truck, and Western Star applications