MANUAL TRANSMISSION BMW 1 SERIES F20 6-SPEED GS17JG B37D15A DIESEL 1496cc (11-19). Specifically designed for compatibility with BMW models produced between 2011 and 2019, this transmission comes from a vehicle registered in 2015 and is intended for use with B37D15A diesel engines. With an engine displacement of 1496 cc, this transmission is a vital component for ensuring efficient, responsive, and economical performance in the BMW 1 Series. The GS17JG 6-speed manual gearbox is known for its mechanical precision, smooth gear transitions, and durable construction, making it ideal for drivers who prioritize both performance and fuel efficiency.