The Mercedes A Class Radar Sensor for 2019-2023 W177 vehicles is a high-quality sensor manufactured by Mercedes-Benz in Germany. This radar sensor, with the manufacturer part number 39R11583, is designed for easy installation as a direct fit on the front of the vehicle. It is a crucial component for Advanced Driver Assistance Systems, requiring diagnostic tool calibration for optimal performance. With its bullet, mini-blade, and blade & bullet terminal types, this radar sensor ensures accurate detection and reliable operation for your vehicle.