This Gates DriveAlign 38052 Drive Belt Idler Pulley replaces Motorcraft YS268, Four Seasons 45036, Hayden 5036, Dayco 89057, Dorman - TECHoice 419-655, Ford F6TZ 8678 HB, Ford F6TZ 8678 HA, Tendeco 900054, Goodyear 49037, Dorman 419-655, Litens 900054A, OEM parts and is perfect for replacement or a performance upgrade. .