The Genuine BMW Door Wiring Harness is a replacement part for the driver's door trim. It is designed specifically for BMW vehicles and is made from high-quality materials to ensure durability and reliability. This wiring harness is responsible for connecting the electrical components of the door, such as the power window and door lock switches, to the main wiring system of the vehicle. It is an essential component for proper functioning of the door and should be replaced if damaged or malfunctioning. This product, with part number 61126923694, is an authentic BMW part and is compatible with various BMW models.