The Automatic-equipped version of the 850i was introduced for the 1991 model year as part of the E31 BMW 8 Series. The E31 850i was powered by BMW's M70B50 engine, which was a 5.0L V12 engine that generated 296hp. Drive from the engine was sent to the rear wheels through a 4 speed automatic gearbox. Production of the Automatic 850i lasted until 1994.