- Combustion principle: four-stroke petrol (with manifold injection; emission control system with closed-loop 3-way catalyst as an option from 09.1985, as standard from 09.1986)
- Configuration: front, longitudinal; vertical
- Engine type: M 102 E 20 / 102.962
- 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: 122 hp / 90 kW (with catalyst 118 hp / 87 kW) at 5100 rpm
- Rated torque: 178 Nm (with catalyst 172 Nm) at 3500 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / V-shaped overhead
- Valve operation: 1 overhead camshaft
- Camshaft drive: single roller chain
- Fuel system: manifold injection, mechanically-electronically controlled (Bosch KE-Jetronic)
- Fuel tank: position / capacity: above the rear axle / 55 l
- Frame design: steel unit body
- Front-wheel suspension: A-arm / shock-absorber strut
- Rear-wheel suspension: multilink suspension (hydropneumatic level control optional since 09.1983)
- 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 st. (power st. optional, from 09.1985 as standard)
- Brake system (foot brake): hydraulic dual-circuit brake system with vacuum booster, antilock system optional; four-wheel disc brakes
- Parking brake (hand brake): mechanical (manually operated), acting on rear wheels
- Wheels: sheet-steel wheels (light-alloy wheels optional)
- Wheel rims: 5 J x 14 H 2; from 01.1985: 6 J x 15 H 2
- Tires: 175/70 R 14 82 H; from 01.1985: 185/65 R 15 87 H
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 4-speed manual transmission
- Availibility: as standard (until 08.1983)
- Shifting: central floor gear shift lever
- Clutch: dry single-disc clutch
- Transmission type: change-speed gear
- Gear ratios: I. 3.91; II. 2.32; III. 1.42; IV. 1.0; R. 3.78
- Final drive ratio: 3.23
- Maximum speed: 195 km/h (with catalyst 190 km/h)
- Acceleration 0-100 km/h: 10.5 s (with catalyst 11.0 s)
- Fuel consumption: 6.4 / 8.3 / 10.3 l
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Gearing: 4-speed manual transmission
- Availibility: as standard (from 08.1983)
- 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: 3.23
- Maximum speed: 195 km/h (with catalyst 190 km/h)
- Acceleration 0-100 km/h: 10.5 s (with catalyst 11.0 s)
- Fuel consumption: 6.4 / 8.3 / 10.3 l (with catalyst 6.8 / 8.7 / 10.7 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: 3.23
- Maximum speed: 195 km/h (with catalyst 190 km/h)
- Acceleration 0-100 km/h: 10.5 s (with catalyst 11.0 s)
- Fuel consumption: 5.8 / 7.8 / 10.3 l (with catalyst 6.2 / 8.0 / 10.7 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: 3.23
- Maximum speed: 190 km/h (with catalyst 185 km/h)
- Acceleration 0-100 km/h: 11.0 s (with catalyst 11.2 s)
- Fuel consumption: 6.9 / 8.7 / 10.6 l (with catalyst 7.3 / 9.1 / 10.9 l)
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Wheelbase: 2665 mm
- Front / rear track: 1428 / 1415 mm; from 01.1985: 1437 / 1418 mm
- Length: 4420 mm
- Width: 1678 mm
- Height: 1383 mm; from 01.1985: 1390 mm
- Kerb weight: 1100 kg; from 01.1985: 1130 kg; from 09.1985: 1140 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 1600 kg; from 01.1985: 1630 kg; from 09.1985: 1640 kg
- Units produced: a total of 638,180 (until 08.1993)
- Prices: 12.1982: DM 27,741.50
07.1983: DM 27,987.00
08.1983: DM 28,785.00
01.1984: DM 29,377.80
09.1984: DM 30,244.20
04.1985: DM 31,122.00
09.1985: DM 32,034.00
12.1985: DM 32,626.80
09.1986: DM 34,656.00
06.1987: DM 35,625.00
02.1988: DM 36,081.00