The Radiator Fan Clutch by MOTOKU is designed specifically for Ram 1500, 2500, 3500, and 4000 trucks with a 5.7 engine from 2009 to 2018. This clutch is built to last, having been durability tested to ensure reliable performance. It comes with the necessary items included to make installation easy. Upgrade your vehicle with this high-quality radiator fan clutch to improve engine cooling efficiency and durability.