The ATI seven-groove drive pulley for Viper Gen 4 and Gen 5 applications is an aluminum replacement pulley designed to work with multi-groove accessory drives on late-model Viper engines. It provides the pulley interface for serpentine belt systems and matches the groove count specified for those engines. Use this pulley when replacing worn drive components or assembling a correct accessory drive.
ATI Pulley - Drive - 7 Grv - Viper Gen 4 5