Genuine OEM Audi Rear Shock Absorber Dust Cover, part number 4M0512131A. This protective boot is designed to shield the shock absorber shaft and other critical suspension components from damaging dust, dirt, and road debris. It is positioned over the rear shock absorber. Weighing 0.0866 kg, this cover is made from durable, flexible rubber or plastic. Using a genuine OEM dust cover ensures a precise fit and material resilience, which are vital for extending the lifespan of the shock absorber and maintaining optimal suspension performance.