The Genuine BMW Ultrasonic Sensor Black - 66209274428 is a high-quality, authentic sensor designed specifically for BMW vehicles. It utilizes ultrasonic technology to accurately detect and measure objects in the vehicle's surrounding environment. This sensor is black in color and has a part number of 66209274428. It is an essential component for various safety and driver assistance features in BMW cars, providing reliable and precise data for optimal performance. This product is a genuine BMW part, ensuring compatibility and durability.