130 amp Reman: Includes Pulley and Regulator,(NOTE: Contains no servicable parts;Refer to oasis message on 4G alternators.), 3.08 Gear Ratio, less engine cooler
130 amp Reman: Includes Pulley and Regulator,(NOTE: Contains no servicable parts;Refer to oasis message on 4G alternators.), 3.55 Gear Ratio