Decoupler Pulley

With almost 100 years of innovation and experience, Gates offers the highest quality OE parts on the market today. As the OE design experts on the Accessory Belt Drive System (ABDS), Gates manufactures a full line of alternator decoupler pulleys, including our overrunning alternator decoupler and one-way clutch pulleys, for smoother engine performance, increased efficiency, and improved belt and component life.