The Genuine BMW Upper Belt Rear Left (Black) - 72117318375 is a high-quality replacement part for BMW vehicles. It is designed to be used on the rear left side of the vehicle and is made from durable materials to ensure long-lasting performance. This upper belt helps to secure passengers in the vehicle and is an essential safety feature. It has a sleek black color that matches the interior of most BMW models. This product is an authentic BMW part and is designed to meet the highest standards of quality and reliability. It is a direct fit for the specified BMW model and can be easily installed without any modifications.