Genuine OEM BMW switch unit for the steering column, part number 61315B4E787. This component houses the controls for essential driver functions such as turn signals, headlights, and wipers, often integrated into a single stalk assembly. It is mounted on the steering column and connects to the vehicle's electrical system to operate these functions. The precise design ensures seamless integration and reliable operation. Genuine OEM parts are critical for steering column switches to guarantee correct signal transmission and safety compliance.