Dayco No Slack Idler/Tensioner Pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and therefore longer belt life. This pulley includes dual Lifetime lubricated ball bearings and double high temperature seals to assure peak bearing performance, the most critical element of a pulley's service life. This specific flat, serpentine belt driven pulley contains specially formulated glass-filled polymers to insure a high strength, cooler running, wear resistant plastic pulley. Product Features:Lifetime lubricated dual ball bearingsDouble high temperature seals to assure peak bearing performanceFlat pulley that contains specially formulated glass-filled polymers to insure a high strength, cooler running, wear resistant plastic pulleyMeets or exceeds OE quality
