Genuine OEM Mercedes-Benz Seat Control Unit, part number A0009000920. This control unit manages the functions of the front left seat, including adjustments and memory settings. Its precise programming ensures seamless integration with the vehicle's electronic systems. The control unit is located within the front left seat assembly. It has a weight of 0.19 kg and dimensions of 0.15m x 0.05m x 0.15m. Genuine OEM control units are essential for maintaining the correct firmware and calibration, ensuring all seat functions operate as intended.