The Mercedes-Benz E class W207 Seat Belt Retractor Motor for the left side, with the manufacturer part number A2078600182, is a Grade A quality part suitable for a donor car with the engine code OM651.924. This drivetrain motor, specifically designed for the Mercedes-Benz brand, is in excellent condition as it is sourced from a 2010 grey-coloured vehicle with only 78000 miles on the odometer. The motor is essential for the proper functioning of the seat belt retraction system, making it a reliable and essential component for your vehicle's safety and performance.