The BMW Z1 is a two-seat roadster developed by BMW and was produced from March 1989 to June 1991. It was based on the E30 3 Series platform. The Z1 featured unusual doors which, instead of opening outward or upward, dropped down into the door sills and had body panels which could easily be removed and replaced; the car could be driven with its body panels removed.
The BMW Z1 is the first model in BMW's line of Z series roadsters (two-seater convertibles), and was produced in limited numbers from 1989 to 1991.. The Z1 is unique for its plastic body panels and vertically sliding doors which drop into the door sills.