The product is a Dayco 89182 Accessory Drive Belt Idler Pulley with a smooth pulley design. It is designed for use in cars and trucks and is manufactured in the United States. It can interchange with part numbers 49183, 231182, 11925-JK21A, 11925-EY00A, and 36306. This pulley is a crucial component for maintaining the proper functioning of the accessory drive belt system in a vehicle.