Genuine OEM Audi Window Slot Seal, part number 8K0853764J1L1. This seal is crucial for preventing water, dust, and debris from entering the door cavity and protecting the window mechanism. It is positioned along the lower exterior edge of the side window, where the glass meets the door frame. The seal measures approximately 0.935 meters in length and is designed for a precise fit. Opting for a genuine OEM window seal guarantees the correct material composition, flexibility, and precise dimensions for effective long-term sealing and noise reduction.