The Genuine VW / Audi Timing Chain Kit - 178702 is a comprehensive set of products designed specifically for servicing the timing chain system in a VW or Audi car. It includes various components that are essential for proper functioning and maintenance of the timing chain. The kit contains 23 items, including a timing chain, tensioner, guide rails, sprockets, gaskets, and seals. These products are crucial for ensuring the correct timing of the engine's valves, which is essential for optimal performance and efficiency. The kit is made with high-quality materials and is designed to meet the standards and specifications of VW and Audi vehicles. It is a reliable and convenient solution for replacing worn-out or damaged timing chain components, providing peace of mind and ensuring the longevity of the vehicle's engine.