The Genuine BMW Cover Window Frame Door Rear Left - 51357025567 is a replacement part for the rear left door of a BMW vehicle. It is designed to cover and protect the window frame, providing a sleek and finished look to the door. This cover is an authentic BMW product, ensuring high quality and a perfect fit for your vehicle. It is made from durable materials to withstand daily use and exposure to the elements. This cover is specifically designed for the rear left door, making it easy to install and compatible with the existing components.