The Genuine BMW Finisher Window Frame Top Door Rr Lt (Chrom) - 51357317805 is a high-quality, OEM replacement part for BMW vehicles. This finisher window frame is designed to fit the rear left side (driver's side) of the car and has a sleek chrome finish. It is used to cover the top edge of the door frame and provides a clean, finished look. This product is made from durable materials to ensure long-lasting performance and is an exact match for the original part. It is an essential component for maintaining the overall appearance and functionality of the vehicle.