This Dayco 89110 Accessory Drive Belt Idler Pulley replaces Four Seasons 45110, Gates 36165, Hayden 5110, CARQUEST 36165, Cummins 2871292, Cummins 3682946, Navistar 1883020C2, Navistar 1883020C3, NAPA 36165, OEM parts and is perfect for replacement or a performance upgrade. .
