- Combustion principle: four-stroke petrol engine with biturbo charging and two intercoolers
- Exhaust-gas treatment: 2 catalytic converters
- Arrangement: front
- Installation direction: longitudinally; over axle
- Engine designation / type: M 275 E 55 LA / 275.953
- Number of cylinders / arrangement: 12 / 60° V
- Bore: 82.0 mm
- Stroke: 87.0 mm
- Displacement : 5513 cc
- Compression ratio: 9.0
- Rated power: 380 kW / 517 DIN/hp at 5000 rpm
- Nominal torque: 830 Nm at 1800 - 3500 rpm
- Number of valves per cylinder: 3
- Valve operation: 1 overhead camshaft per cylinder bank (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 sensor
- Injection pump (type): electric delivery pump
- Coolant / filling quantity with heating: 15.0 l
- Oil change quantity (with filter): 9.0 l
- On-board power supply voltage: 12 v
- Battery capacity: 70 + 35 Ah (in the engine compartment and in the boot)
- Generator: three-phase AC / 3080 w
- Ignition system: electronic mapped ignition; twin-spark ignition
- Fuel tank capacity/of which reserve: 90 / 11 l
- Fuel tank (location): above the rear axle
- Front-wheel suspension (type): independent suspension
- Front axle: four-link suspension with Active Body Control (ABC)
- Rear-wheel suspension (type): independent suspension
- Rear axle: multilink suspension with Active Body Control (ABC)
- Suspension front / rear: coil springs, twin-tube gas pressure shock absorbers with Adaptive Damping System / coil springs, twin-tube gas pressure shock absorbers with Adaptive Damping System
- Steering (type): rack-and-pinion
- Steering assistance: hydraulically assisted
- Brakes front: discs, internally ventilated
- Rear brakes: discs, internally ventilated
- Front brake caliper: fixed caliper
- Rear brake caliper: fixed caliper
- Disc or drum diameter front : 360 mm
- Disc or drum diameter rear: 330 mm
- Parking brake (actuation): electrically (manually operated via push button)
- Front rims: 8.5 J x 18
- Rear rims: 9.5 J x 18
- Front tyres: 255/45 R 18
- Rear tyres: 275/45 R 18
- Drive: rear wheel drive
- Transmission: automatic
- Gearbox type designation: 5-speed automatic with tipping shift
- Availability: as standard
- Clutch: hydraulic torque converter with lock-up clutch (governed)
- Gearbox design: planetary gear group
- Transmission control: electrohydraulic
- Forward gears (total): 5
- Gear ratio: I. 3.60; II. 2.19; III. 1.41; IV. 1.0; V. 0.83; R. 3.17
- Axle drive ratio: 2.65
- Maximum speed: 250 km/h (electronically limited)
- Acceleration 0-100 kpm: 4.6 s
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): 21.7 / 10.0 / 14.3 l per 100 km (premium petrol)
- Wheelbase: 2955 mm
- Front track gauge: 1601 mm
- Rear track gauge: 1607 mm
- Vehicle length: 5065 mm
- Vehicle width: 1871 mm
- Vehicle height: 1419 mm
- cW drag coefficient: 0.28
- Turning circle diameter: 11.60 m
- Unladen weight (according to the respectively valid measurement or calculation methods): 2185 kg
- Permissible total weight: 2620 kg
- Permissible axle load front: 1285 kg
- Permissible axle load rear: 1390 kg
- Payload: 435 kg
- Units produced: not separately documented
- Prices: 06.2006: EUR 149,640.00
07.2007: EUR 155,295.00
07.2008: EUR 157.199,00
01.2009: EUR 159,698.00
02.2010: EUR 161,483.00