The Genuine VW / Audi Timing Chain Kit - 178659 is a comprehensive kit of products designed for servicing the timing chain of a car. It includes all the necessary components to ensure proper functioning of the timing chain, which is responsible for synchronizing the engine's valves and pistons.

The kit includes various components such as timing chain guides, tensioners, and sprockets, which are essential for maintaining the correct tension and alignment of the timing chain. It also includes gaskets and seals to prevent any leaks and ensure a tight seal.

In addition, the kit contains various bolts, studs, and other hardware necessary for installation and proper functioning of the timing chain. It may also include special tools required for the replacement of the timing chain.

Overall, the Genuine VW / Audi Timing Chain Kit - 178659 is a complete package of high-quality, genuine products specifically designed for VW and Audi vehicles. It provides all the necessary components for a successful timing chain replacement, ensuring optimal performance and longevity of the engine.