Keep your engine's accessory belt running smoothly with the ACDelco Gold drive belt tensioner. This assembly maintains proper belt tension, which helps prevent slipping, noise, and premature wear on belts and pulleys. It's a premium aftermarket part designed to meet or exceed OE specifications, making it a reliable choice for General Motors vehicles and many other makes and models. The 90-degree molded design ensures a precise fit, and it comes as a complete unit with the pulley attached for easy installation. If you're replacing a worn or noisy tensioner, this ACDelco Gold part offers quality and durability you can trust.