- Combustion principle: four-stroke petrol (with manifold injection and emission control system with closed-loop 3-way catalyst)
- Configuration: front, longitudinal; vertical
- Engine type: M 102 E 25/2 / 102.990
- Number of cylinders / arrangement: 4 / in-line; 15° inclination to the right
- Bore x Stroke: 95.5 x 87.2 mm
- Total displacement: 2498 cc
- Compression ratio: 9.7
- Rated output: 195 hp / 143 kW (RÜF version: 204 hp / 150 kW) at 6750 rpm
- Rated torque: 235 Nm (RÜF version: 240 Nm) at 5000 - 5500 rpm
- Number of valves / arrangement: 2 intake, 2 exhaust / V-shaped overhead
- Valve operation: 2 overhead camshafts
- Camshaft drive: double roller chain
- Fuel system: manifold injection, mechanically-electronically controlled (Bosch KE-Jetronic)
- Fuel tank: position / capacity: above the rear axle / 70 l
- Frame design: steel unit body
- Front-wheel suspension: A-arm / shock-absorber strut (level control optional)
- Rear-wheel suspension: multilink suspension with hydropneumatic level control
- Front springs: coil springs, torsion bar stabiliser
- Rear springs: coil springs, hydropneumatic spring struts, 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 and antilock system; disc brakes front (internally ventilated) and rear
- Parking brake (hand brake): mechanical (manually operated), acting on rear wheels
- Wheels: light-alloy wheels
- Wheel rims: 7 J x 15 H 2
- Tires: 205/55 ZR 15
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 5-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. 4.08; II. 2.52; III. 1.77; IV. 1.26; V. 1.0; R. 4.16
- Final drive ratio: 3.07
- Maximum speed: 235 km/h (with catalyst 230 km/h)
- Acceleration 0-100 km/h: 7.5 s (with catalyst 7.7 s)
- Fuel consumption: 7.0 / 8.6 / 12.9 l (with catalyst 7.3 / 9.0 / 13.3 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: 3.07
- Maximum speed: 230 km/h (with catalyst 225 km/h)
- Acceleration 0-100 km/h: 7.8 s (with catalyst 8.1 s)
- Fuel consumption: 7.4 / 9.0 / 12.6 l (with catalyst 7.8 / 9.4 / 13.0 l)
- by Guideline: 80/1268/EEC: figures apply to 90 km/h / 120 km/h / urban cycle
- Wheelbase: 2665 mm
- Front / rear track: 1446 / 1431 mm
- Length: 4430 mm
- Width: 1706 mm
- Height: 1361 mm
- Kerb weight: 1300 kg
- by Guideline: DIN 70020 (ready to drive, including fuel, spare wheel and tool kit)
- Gross weight: 1800 kg
- Units produced: 5743
- Prices: 09.1988: DM 67,944.00 02.1989: DM 69,084.00 01.1990: DM 70,395.00 10.1990: DM 72,504.00 06.1991: DM 74,613.00 02.1992: DM 76,836.00 10.1992: DM 77,634.00 01.1993: DM 80,672.50