The Genuine VW / Audi Timing Chain Kit - 178684 is a comprehensive kit designed to service the timing chain system of a VW or Audi car. It includes a variety of essential components to ensure proper function and longevity of the timing chain system. The kit includes various gears, sprockets, guides, tensioners, bolts, and other necessary hardware. These components are made of high-quality materials and are designed to meet the specifications and standards of VW and Audi vehicles. The kit is suitable for both maintenance and repair purposes, and is a reliable and cost-effective solution for ensuring the smooth operation of the timing chain system in a VW or Audi car.