The BMW Z4 is a rear-wheel drive sports car by the German car maker BMW. It is part of a line of past BMW roadsters such as the BMW Z1, BMW 507, BMW Z8, and the BMW Z3. The Z4 replaces the Z3. First generation production started in 2002 to replace the BMW Z3 introduced in 1995, at a plant in Greer, South Carolina, of BMW US. Both roadster and coupe versions of the car were made.