This Gates DriveAlign 38420 Drive Belt Tensioner Assembly replaces Dayco 305383, Dayco 89383, Dorman - TECHoice 419-009, General Motors 12577764, General Motors 12603527, Tendeco 999775, Goodyear 49391, Dorman 419-009, Litens 999775A, OEM parts and is perfect for replacement or a performance upgrade. .
