- Combustion principle: four-stroke petrol engine with compressor and intercooler
- Exhaust-gas treatment: catalytic converter
- Arrangement: in front
- Installation direction: longitudinally; above the axis
- Engine designation / type: M 271 E 18 ML / 271.950
- Number of cylinders / arrangement: 4 / in-line
- Bore: 82.0 mm
- Stroke: 85.0 mm
- Displacement : 1796 cc
- Compression ratio: 8.5
- Rated power: 135 kW / 183 DIN/hp at 5500 rpm
- Nominal torque: 250 Nm at 2800 - 5000 rpm
- Number of valves per cylinder: 4
- Valve operation: 2 overhead camshafts (variably adjustable)
- Camshaft drive: duplex roller chain
- Injection system (location): intake duct
- Injection pump / injection system (type): microprocessor-controlled injection system with hot-film air-mass measurement
- Injection pump (type): electric delivery pump
- Coolant / filling quantity with heating: 3.8 l
- Oil change quantity (with filter): 5.5 l
- On-board power supply voltage: 12 v
- Generator: three-phase AC
- Ignition system: electronic mapped ignition
- Fuel tank capacity/of which reserve: 66 / 8.0 l
- Fuel tank (location): in front of rear axle
- Front-wheel suspension (type): independent suspension
- Front axle: multi-link independent suspension
- Rear-wheel suspension (type): independent suspension
- Rear axle: multi-link independent suspension
- Suspension front / rear: coil spring, twin-tube gas pressure shock absorber with SDD, torsion bar stabilizer / coil spring, single-tube gas pressure damper with SDD, torsion bar stabilizer
- Steering (type): rack-and-pinion
- Steering assistance: hydraulically assisted
- Brakes front: discs, internally ventilated
- Rear brakes: discs, solid
- Front brake caliper: floating caliper
- Rear brake caliper: floating caliper
- Disc or drum diameter front : 295 mm
- Disc or drum diameter rear: 300 mm
- Parking brake (actuation): mechanically, foot-operated parking brake (manual release)
- Front rims: 7 J x 16
- Rear rims: 7 J x 16
- Front tyres: 205/55 R16
- Rear tyres: 205/55 R16
- Drive: rear wheel drive
- Transmission: manual
- Availability: as standard
- Gearbox design: 2-shaft transmission
- Transmission control: manual with linkage
- Forward gears (total): 6
- Gear ratio: I. 4.46; II. 2.61; III. 1.72; IV. 1.24; V. 1.00; VI. 0.84; R. 4.06
- Axle drive ratio: 3.27
- Maximum speed: 235 km/h
- Acceleration 0-100 kpm: 8.6 s
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): 10.5-10.7 / 5.8-6.0 / 7.6-7.8 l per 100 km (premium petrol)
- Transmission: automatic
- Gearbox type designation: 5-speed automatic with electronic control
- Availability: optional
- Clutch: hydraulic torque converter with lock-up clutch (governed)
- Gearbox design: epicyclic gear system
- Transmission control: electrohydraulic
- Forward gears (total): 5
- Gear ratio: I. 3.95; II. 2.42; III. 1.49; IV. 1.00; V. 0.83; R. 3.15
- Axle drive ratio: 3.07
- Maximum speed: 230 km/h
- Acceleration 0-100 kpm: 8.8 s
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): 11.0-11.2 / 6.1-6.3 / 7.9-8.1 l per 100 km (premium petrol)
- Wheelbase: 2760 mm
- Front track gauge: 1541 mm
- Rear track gauge: 1544 mm
- Vehicle length: 4581 mm
- Vehicle width: 1770 mm
- Vehicle height: 1444 mm
- Turning circle diameter: 10.80 m
- Unladen weight (according to the respectively valid measurement or calculation methods): 1490 kg
- Permissible total weight: 1975 kg
- Permissible axle load front: 945 kg
- Permissible axle load rear: 1060 kg
- Payload: 485 kg
- Permissible trailer load unbraked / braked: 740 / 1800 kg
- Units produced: 161,215
- Prices: 01.2007: EUR 32,070.50
04.2008: EUR 33,111.75
04.2009: EUR 33,825.75
02.2010: EUR 34,242.25