The Genuine BMW Door Wiring Harness Rear - 61129323481 is a high-quality wiring harness designed specifically for the rear doors of BMW vehicles. It is made from durable materials and is built to exact specifications to ensure optimal performance and compatibility with BMW models. This wiring harness is responsible for connecting the various electrical components in the rear door, such as the power window motor, door lock mechanism, and speaker, to the main electrical system of the vehicle. It is an essential component for the proper functioning of the rear door and ensures smooth operation of all electrical functions. This product is an authentic BMW part and is guaranteed to meet the highest standards of quality and reliability.