Open box NEW The A/C Drive Belt Idler Pulley 49019 by Continental Elite is a high-quality replacement part designed for automotive use. This idler pulley, with interchange part numbers such as 89010 and 231110, is essential for ensuring the proper functioning of the air conditioning system in your vehicle. With its durable construction and precise manufacturing, this Continental Elite pulley is a reliable choice for maintaining the performance of your car or truck's cooling system.no return or warranty