- Combustion principle: four-stroke petrol engine
- Arrangement: front
- Installation direction: longitudinally; over axle
- Engine designation / type: M 115 V 23 / 115.973 (from 1986: M 102 V 23 / 102.944)
- Number of cylinders / arrangement: 4 / in-line
- Bore: 93.75 mm (from 1986: 95.5 mm)
- Stroke: 83.6 mm (from 1986: 80.25 mm)
- Displacement : 2307 cc (from 1986: 2299 cc)
- Compression ratio: 8.0 (optional: 9.0); from 1986: 7.2
- Rated power: 66 kW / 90 DIN/hp at 5000 rpm (optional: 75 kW / 102 DIN/hp at 5250 rpm); from 1986: 80 kW / 109 DIN/hp at 5300 rpm
- Nominal torque: 167 Nm at 2500 rpm (with normal-compression engine: 172 Nm at 3000 rpm); from 1986: 174 Nm at 2000 rpm
- Number of valves per cylinder: 2
- Valve operation: 1 overhead camshaft
- Camshaft drive: duplex roller chain (from 1986: single roller chain)
- Injection system (location): intake duct
- Injection pump / injection system (type): 1 Stromberg 175 CDTU horizontal-draught carburettor
- Coolant / filling quantity with heating: 10.7 l
- Oil change quantity (with filter): 5.5 l
- On-board power supply voltage: 12 v
- Battery capacity: 55 Ah (from 1986: 66 Ah)
- Generator: three-phase AC / 770 w
- Ignition system: battery ignition
- Fuel tank capacity/of which reserve: 68 l
- Fuel tank (location): under load compartment floor
- Frame design: box-section ladder-type frame
- Front-wheel suspension (type): rigid axle
- Front axle: 2 trailing arms, 1 wishbone (Panhard bar)
- Rear-wheel suspension (type): rigid axle
- Rear axle: 2 trailing arms, 1 wishbone (Panhard bar)
- Suspension front / rear: coil springs, supplementary rubber suspension, telescopic shock absorbers, torsion bar stabiliser / coil springs, supplementary rubber suspension, telescopic shock absorbers
- Steering (type): recirculating ball
- Steering assistance: hydraulically assisted (optional)
- Brakes front: discs
- Rear brakes: drums
- Disc or drum diameter front : 303 mm
- Disc or drum diameter rear: 260 mm
- Parking brake (actuation): mechanically (manually operated)
- Front rims: 5,5 JK x 16 H2
- Rear rims: 5,5 JK x 16 H2
- Front tyres: 205 R 16 M+S
- Rear tyres: 205 R 16 M+S
- Drive: four-wheel drive: permanent rear-wheel drive; disengageable front-wheel drive
- All-wheel torque distribution front / rear: 50 % front / 50 % rear
- Drivetrain: from the transfer case via cardan shafts to front and rear axle differential
- Max. angle of approach/departure: 36.0°-45.0° / 31.0°-40.0°
- Max. fording depth: 600 mm
- Breakover angle at perm. GVW: 24.0°-25.0°
- Slope climbing ability: 80 %
- Transmission: manual
- Availability: as standard
- Gearbox design: change-speed gear
- Transmission control: manual with linkage
- Forward gears (total): 4
- Gear ratio: I. 4.63; II. 2.46; III. 1.47; IV. 1.0; R. 4.35
- Axle drive ratio: 5.33 (front/rear)
- Transmission ration transfer case (road): 1.00
- Transmission ration transfer case (off-road): 2.14
- Maximum speed: 128 km/h (off-road: 71 km/h); with 75 kW engine: 137 km/h (off-road: 71 km/h)
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): open-top wagon: 13.5 / 19.8 / 19.5 l per 100 km (regular petrol; 66 kW engine); station wagon: 12.5 / 17.8 / 19.2 l per 100 km (regular petrol; 66 kW engine)open-top wagon: 13.2 / 19.3 / 19.1 l per 100 km (premium petrol; 75 kW engine); station wagon: 12.2 / 17.2 / 18.8 l per 100 km (premium petrol; 75 kW engine)
- Wheelbase: 2400 mm
- Front track gauge: 1425 mm
- Rear track gauge: 1425 mm
- Vehicle length: 3945 mm (from 10.1987: 3955 mm)
- Vehicle width: 1700 mm
- Vehicle height: 1960 mm (from 10.1987: 1925 mm); open-top wagon: 1975 mm (from 10.1987: 1970 mm)
- Turning circle diameter: 11.40 m
- Unladen weight (according to the respectively valid measurement or calculation methods): 1870 kg (open-top wagon: 1820 kg)
- Permissible total weight: 2500 kg (from 10.1985: 2600 kg)
- Permissible axle load front: 1200 kg
- Permissible axle load rear: 1600 kg
- Payload: 630 kg (open-top wagon: 680 kg)
- Permissible trailer load unbraked / braked: 750 / 2500 kg (from 10.1985: 2600 kg)
- Units produced: a total of 4,138 (civilian model, all versions)
- Prices: open-top wagon:
02.1979: DM 29,736.00
05.1980: DM 31,527.00
12.1981: DM 35,595.00
station wagon:
02.1979: DM 32,592.00
05.1980: DM 34,521,50
12.1981: DM 38,962.40
van:
07.1979: DM 31,640.00
05.1980: DM 33,222.00
12.1981: DM 37,742.00