Atv Starter fits OEM and Arrowhead motors. Starters are new in the box not refurbished. To change your four wheeler quad you must first remove the left foot well as well as the belt and clutch covers. Next remove the drive and driven clutches. 4 Wheeler driven clutch should slide right off. Then you need to remove the backing of the clutch housing. Remove the bolts at the primary shaft and the transmission shaft. You will find the started between the motor and transmission. Next, remove the bolts that are holding the started in place and the positive cable. Replace started and put back together.