| Begin | End | Model | Description |
| 1979 | | S | Base model. Initial US MSRP: $6,395. 12A engine. 4-speed. Drum rear brakes. Steel wheels. |
| 1979 | | GS | Up model. Initial US MSRP $6,995. 5-speed. Mags. Rear torsion bar. Electric hatch release. 4-spoke steering wheel. Optional sunroof. |
| 1980 | 1980 | LS | GS with black paint, gold painted mags, electric mirrors, leather. 3,000 produced. |
| 1981 | | S | No more 4-speed. Fuel capacity increased. Space saver spare. Licence tag moved under bumper. Soft bumper faces. Electric fuel filler cover release. |
| 1981 | | GS | Sunroof now optional. |
| 1981 | | GSL | Includes disk rear brakes, limited slip diff., leather interior, electric windows, sunroof. |
| 1983 | | (all) | Keylock removed from gas filler. 130 MPH speedometer (US). Single windshield squirter replaced by dual. |
| 1983 | 1983 | LE | Champagne silver paint. 14" wheels. |
| 1984 | | (all) | Brake vents added to air dam. 140 MPH speedometer (US). Significantly altered interior. Automatic transmision now 4-speed.
Lower rear control arms' front mounting points lowered 20 mm to provide some roll understeer. |
| 1984 | | GSL | Leather interior no longer standard. 4-speed automatic optional. Buttons instead of levers for air control. |
| 1984 | | GSL-SE | GSL w/ no choke knob in dash, plus driveline differences: EGI 6-port 13B engine. 14" wheels. Bigger brakes. Better oil cooler. Optimized gearing. No automatic. |
| | 1985 | All other | |