Genuine OEM Audi Rear Right Window Guide Rail, part number 82G839068. This component is crucial for guiding the smooth and stable movement of the window glass within the rear right door assembly. It ensures proper alignment and prevents binding or rattling during operation. Weighing approximately 0.095 kg, it is a lightweight yet essential part. Using a genuine OEM guide rail guarantees precise dimensions and material quality, which are vital for reliable window function and preventing premature wear.