- Combustion principle: four-stroke petrol (from 09.1986: emission control system with closed-loop 3-way catalyst)
- Configuration: front, longitudinal; vertical
- Engine type: M 102 V 20 / 102.922
- Number of cylinders / arrangement: 4 / in-line; 15° inclination to the right
- Bore x Stroke: 89.0 x 80.25 mm
- Total displacement: 1997 cc (tax classification: 1977 cc)
- Compression ratio: 9.1
- Rated output: 109 hp / 80 kW at 5200 rpm (ECE version); from 09.1986: 109 hp / 80 kW (with catalyst 105 hp / 77 kW) at 5500 rpm
- Rated torque: 170 Nm at 2500 rpm (ECE version); from 09.1986: 165 Nm (with catalyst 160 Nm) at 3000 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / V-shaped overhead
- Valve operation: 1 overhead camshaft
- Camshaft drive: single roller chain
- Fuel system: 1 Stromberg 175 CDT horizontal-draught carburettor (ECE version); from 09.1986: 1 Pierburg 2 E-E compound downdraught carburettor
- Fuel tank: position / capacity: above the rear axle / 70 l
- Frame design: steel unit body
- Front-wheel suspension: A-arm / shock-absorber strut
- Rear-wheel suspension: multilink suspension (hydropneumatic level control optional)
- Front springs: coil springs, torsion bar stabiliser
- Rear springs: coil springs, torsion bar stabiliser
- Shock absorber front/rear: gas-pressure shock absorber struts / gas-pressure shock absorbers
- Steering: recirculating-ball power steering
- Brake system (foot brake): hydraulic dual-circuit brake system with vacuum booster, antilock system optional (from 09.1988 as standard); four-wheel disc brakes
- Parking brake (hand brake): mechanical (foot-operated), acting on rear wheels
- Wheels: sheet-steel wheels (light-alloy wheels optional)
- Wheel rims: 6 J x 15 H 2
- Tires: 185/65 R 15 87 H
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 4-speed manual transmission
- Availibility: as standard
- Shifting: central floor gear shift lever
- Clutch: dry single-disc clutch
- Transmission type: change-speed gear
- Gear ratios: I. 3.91; II. 2.17; III. 1.37; IV. 1.0; R. 3.78
- Final drive ratio: 3.42; from 04.1989: 3.46
- Maximum speed: 187 km/h (with catalyst 185 km/h)
- Acceleration 0-100 km/h: 12.6 s (with catalyst 13.0 s)
- Fuel consumption: 6.7 / 8.5 / 11.2 l (ECE version); from 04.1986: 6.7 / 8.5 / 11.0 l (with catalyst 7.0 / 8.8 / 11.4 l)
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Gearing: 5-speed manual transmission
- Availibility: optional
- Shifting: central floor gear shift lever
- Clutch: dry single-disc clutch
- Transmission type: change-speed gear
- Gear ratios: I. 3.91; II. 2.17; III. 1.37; IV. 1.0; V. 0.78; R. 4.27
- Final drive ratio: 3.42; from 04.1989: 3.46
- Maximum speed: 187 km/h (with catalyst 185 km/h)
- Acceleration 0-100 km/h: 12.6 s (with catalyst 13.0 s)
- Fuel consumption: 6.1 / 7.7 / 11.2 l (ECE version); from 04.1986: 6.0 / 7.7 / 11.0 l (with catalyst 6.4 / 8.1 / 11.4 l)
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Gearing: 4-speed automatic transmission
- Availibility: optional
- Shifting: central floor gear shift lever
- Clutch: hydraulic torque converter in automatic transmission
- Transmission type: planetary gear system
- Gear ratios: I. 4.25; II. 2.41; III. 1.49; IV. 1.0; R. 5.67
- Final drive ratio: 3.42; from 04.1989: 3.46
- Maximum speed: 182 km/h (with catalyst 180 km/h)
- Acceleration 0-100 km/h: 13.1 s (with catalyst 13.5 s)
- Fuel consumption: 7.2 / 9.0 / 11.0 l (ECE version); from 04.1986: 7.2 / 9.0 / 10.8 l (with catalyst 7.6 / 9.3 / 11.2 l)
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Wheelbase: 2800 mm
- Front / rear track: 1497 / 1488 mm
- Length: 4740 mm
- Width: 1740 mm
- Height: 1446 mm; from 11.1988: 1430 mm
- Kerb weight: 1260 kg; from 12.1986: 1280 kg; from 12.1988: 1300 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 1780 kg; from 12.1986: 1800 kg; from 12.1988: 1820 kg
- Units produced: a total of 110,354 (until 06.1990)
- Prices: 12.1984: DM 31,635.00
04.1985: DM 32,604.00
12.1985: DM 33,196.80
09.1986: DM 35,340.00
06.1987: DM 36,366.00
02.1988: DM 37,164.00
09.1988: DM 38,874.00
02.1989: DM 39,672.00