Genuine OEM Volkswagen Servotronic Relay Control Unit, part number 7E0907160D. This critical electronic module is responsible for managing the operation of the Servotronic steering system, providing variable power assistance based on vehicle speed. Encased in a durable black housing, it ensures precise control and communication within the steering system. Weighing 0.15 kg, this genuine OEM control unit guarantees correct firmware and sensor calibration for optimal steering performance and safety.