- Combustion principle: four-stroke petrol
- Configuration: front, longitudinal; vertical
- Engine type: M 115 V 23 / 115.954
- Number of cylinders / arrangement: 4 / in-line
- Bore x Stroke: 93.75 x 83.6 mm
- Total displacement: 2307 cc (tax classification: 2277 cc)
- Compression ratio: 9.0
- Rated output: 109 hp / 80 kW at 4800 rpm
- Rated torque: 186 Nm at 3000 rpm
- Number of valves / arrangement: 1 intake, 1 exhaust / overhead
- Valve operation: 1 overhead camshaft
- Camshaft drive: double roller chain
- Fuel system: 1 Stromberg 175 CDT horizontal-draught carburettor
- Fuel tank: position / capacity: behind the rear axle / 70 l
- Frame design: steel unit body
- Front-wheel suspension: double wishbone
- Rear-wheel suspension: semi-trailing arm axle (hydropneumatic level control optional)
- Front springs: coil springs, supplementary rubber suspension, torsion bar stabiliser
- Rear springs: coil springs, hydropneumatic spring struts, torsion bar stabiliser
- Shock absorber front/rear: telescopic shock absorbers
- Steering: recirculating-ball steering (power steering optional)
- Brake system (foot brake): hydraulic dual-circuit brake system with vacuum booster; 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 14 x H 2
- Tires: 195/70 SR 14 90 S
- 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. 3.90; II. 2.30; III. 1.41; IV. 1.0; R. 3.66
- Final drive ratio: 3.69
- Maximum speed: 170 km/h
- Acceleration 0-100 km/h: 14.4 s
- Fuel consumption: 9.4 / 12.5 / 14.7 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. 3.98; II. 2.39; III. 1.46; IV. 1.0; R. 5.47
- Final drive ratio: 3.69
- Maximum speed: 165 km/h
- Acceleration 0-100 km/h: 14.8 s
- Fuel consumption: 10.2 / 12.8 / 15.3 l
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Wheelbase: 2795 mm
- Front / rear track: 1488 / 1453 mm
- Length: 4725 mm
- Width: 1786 mm
- Height: 1470 mm (with roof rails)
- Kerb weight: 1470 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 2030 kg
- Units produced: 6884
- Prices: 04.1978: DM 25,289.60
08.1978: DM 25,524.80
12.1978: DM 25,704.00
05.1979: DM 25,900.00
01.07.1979: DM 26,131.25
16.07.1979: DM 26,464.60
03.1980: DM 26,656.70