The Continental Drive Belt Kit - 135359 is a comprehensive set of products designed to service a car's drive belt system. It includes three essential components: a drive belt, a tensioner, and an idler pulley. These parts work together to keep the drive belt properly tensioned and running smoothly, ensuring efficient and reliable operation of the engine. The drive belt is responsible for transferring power from the engine to various components such as the alternator, air conditioning compressor, and water pump. The tensioner helps maintain the proper tension on the belt, while the idler pulley guides the belt's movement. This kit is a convenient and cost-effective solution for maintaining the drive belt system and ensuring optimal performance of the car.