The Supra was derived from the Celica, but it was longer and wider, the first 4 generations got a 6 cyl engine (standard Celicas were 4 cyl) The Supra was built from 1978-2002, from 1986 the Celica name was dropped, now just Toyota Supra. The first generation was the A40 built from 1978-81. The doors and rear section were shared with the Celica liftback, but the front panels were elongated to accommodate the 6 cyl In 1979 the rear view mirrors were redesigned and alloy wheels replaced steel