The Genuine BMW Side Window Fixed Black Rear Right (Ssg) - 51377205664 is a high-quality replacement part for BMW vehicles. It is designed to fit the rear right side of the vehicle and is fixed in place. The window is made of durable black material and is an authentic BMW product. This part is specifically designed for the Ssg model and has the part number 51377205664. It can be used as input in another API call for ordering or purchasing purposes.