The Dayco Idler/Tensioner Pulley P/N: 89010 is a high-quality tensioner pulley designed for automotive use. Made in the United States, this OEM part number 89010 is covered by a manufacturer warranty and is guaranteed to meet the standards of performance set by the original equipment manufacturer. With its durable construction and precise engineering, this Dayco tensioner pulley ensures reliable and efficient operation for your vehicle's belt system.