- 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 156 E 62 / 156.984
- Number of cylinders / arrangement: 8 / 90° V; light-alloy block
- Bore x Stroke: 102.2 x 94.6 mm
- Total displacement: 6208 cc
- Compression ratio: 11.3
- Rated output: 386 kW / 525 hp at 6800 rpm
- Rated torque: 630 Nm at 5200 rpm
- Number of valves / arrangement: 2 intake, 2 exhaust / V-shaped overhead
- Valve operation: 2 overhead camshafts per cylinder bank (variable adjustment)
- Camshaft drive: double roller chain
- Fuel system: microprocessor-controlled injection system with hot-film air-mass sensor
- Fuel tank: position / capacity: above the rear axle / 90 l
- Frame design: steel unit body
- Front-wheel suspension: four-link suspension with speed-sensitive level control
- Rear-wheel suspension: multilink suspension with Active Body Control (ABC)
- Front springs: spring struts with coil spring and plunger cylinder
- Rear springs: spring struts with coil spring and plunger cylinder
- Shock absorber front/rear: twin-tube gas-pressure shock absorbers with Adaptive Damping System, integrated into spring struts
- Steering: rack-and-pinion parameter power steering
- Brake system (foot brake): ADAPTIVE BRAKE electronically controlled hydraulic dual-circuit brake system with vacuum booster, antilock system and Brake Assist; internally ventilated and perforated compound disc brakes front and rear
- Parking brake (hand brake): electrical (activated by switch), acting on rear wheels
- Wheels: light-alloy wheels
- Wheel rims: front: 8 1/2 J x 18 H 2; rear: 9 1/2 J x 18 H 2
- Tires: front: 255/40 ZR 19 XL, rear: 275/40 ZR 19 XL
- Driven wheels: rear wheels
- Drivetrain: divided cardan shaft
- Gearing: 7-speed automatic transmission (electronically controlled)
- Availibility: as standard
- Shifting: steering-column selector
- Clutch: hydraulic torque converter with lock-up clutch (governed)
- Transmission type: planetary gear system
- Gear ratios: I. 4.38; II. 2.86; III. 1.92; IV. 1.37; V. 1.0; VI. 0.82; VII. 0.73; R. 3.42
- Final drive ratio: 3.06
- Maximum speed: 250 km/h (electronically governed)
- Acceleration 0-100 km/h: 4.6 s
- Fuel consumption: 23.2 / 10.2 / 14.9 l
- by Guideline: 93/116/EC; figures apply to City (urban) / EUDC (extra-urban) / NEDC (New European Driving Cycle, average from <36.8%> City and <63.2%> EUDC)
- Wheelbase: 2955 mm
- Front / rear track: 1601 / 1607 mm
- Length: 5065 mm
- Width: 1871 mm
- Height: 1418 mm
- Kerb weight: 2085 kg
- by Guideline: EC 92/21 (including driver, 68 kg, and baggage, 7 kg; tank 90 % full)
- Gross weight: 2585 kg
- Units produced: 5,100
- Prices: 01.2007: EUR 144,406.50
07.2007: EUR 146,191.50