The Continental Accessory Drive Belt Kit - 135343 is a comprehensive kit designed for servicing the accessory drive belt system of a car. It includes various essential components such as a drive belt, tensioner, idler pulley, and other necessary hardware. These components work together to ensure proper functioning of the accessory drive belt, which is responsible for powering various accessories in the car such as the alternator, power steering pump, and air conditioning compressor. This kit is a convenient and cost-effective solution for replacing worn out or damaged parts of the accessory drive belt system, ensuring optimal performance and reliability of the car.