The Genuine BMW Ultrasonic Sensor Black - 66209274427 is a high-quality automotive sensor designed specifically for use in BMW vehicles. It utilizes ultrasonic technology to accurately detect and measure distances, providing important information to the car's computer system. This sensor is black in color and has a part number of 66209274427. It is a genuine BMW product, ensuring reliability and compatibility with your vehicle. This sensor is an essential component for various safety features, such as parking assistance and collision avoidance systems. It is a durable and long-lasting sensor that is essential for optimal performance of your BMW.