- Combustion principle: four-stroke petrol engine
- Exhaust-gas treatment: catalytic converter
- Arrangement: front
- Installation direction: longitudinally; over axle
- Engine designation / type: M 273 E 55 / 273.963
- Number of cylinders / arrangement: 8 / 90° V
- Bore: 98.0 mm
- Stroke: 90.5 mm
- Displacement : 5461 cc
- Compression ratio: 10.7
- Rated power: 285 kW / 388 DIN/hp at 6000 rpm
- Nominal torque: 530 Nm at 2800 - 4800 rpm
- Number of valves per cylinder: 4
- Valve operation: 2 overhead camshafts per cylinder bank (variably adjustable)
- Camshaft drive: intake camshafts via double roller chain, outlet camshafts via gearwheel engagement with intake camshafts
- 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: 10.0 l
- Oil change quantity (with filter): 9.0 l
- On-board power supply voltage: 12 v
- Battery capacity: 95 Ah
- Generator: three-phase AC / 2520 w
- Ignition system: electronic map-controlled ignition
- Fuel tank capacity/of which reserve: 95 / 13.0 l
- Fuel tank (location): in front of rear axle
- Front-wheel suspension (type): independent suspension
- Front axle: double-wishbone front axle
- Rear-wheel suspension (type): independent suspension
- Rear axle: four-link suspension
- Suspension front / rear: air suspension, single-tube gas pressure shock absorbers, torsion bar / air suspension, single-tube gas pressure shock absorbers, torsion bar
- Steering (type): rack-and-pinion
- Steering assistance: hydraulically assisted, speed-dependent
- Brakes front: discs, internally ventilated
- Rear brakes: discs, internally ventilated
- Front brake caliper: sliding caliper
- Rear brake caliper: sliding caliper
- Disc or drum diameter front : 375 mm
- Disc or drum diameter rear: 330 mm
- Parking brake (actuation): mechanically (foot-operated)
- Front rims: 8,0 J x 19
- Rear rims: 8,0 J x 19
- Front tyres: 255/50 R 19
- Rear tyres: 255/50 R 19
- Drive: permanent all-wheel drive, controlled via electronic traction system 4ETS
- All-wheel torque distribution front / rear: 50 % front / 50 % rear
- Drivetrain: from the transfer case (blocked with the main transmission) via cardan shafts to front and rear axle differential
- Max. angle of approach/departure: 25.0°- 31.0°/ 24.0° - 29.0°
- Max. fording depth: 500 mm
- Max. tilt angle: 35.0°
- Breakover angle at perm. GVW: 14.0° - 21.0°
- Slope climbing ability: 100 %
- Transmission: automatic
- Gearbox type designation: 7G-TRONIC
- Availability: as standard
- Clutch: hydraulic torque converter with lock-up clutch (governed)
- Gearbox design: planetary gear group
- Transmission control: electrohydraulic
- Forward gears (total): 7
- Gear ratio: I. 4.38; II. 2.86; III. 1.92; IV. 1.37; V. 1.00; VI. 0.82; VII. 0.73; R. 3.42
- Axle drive ratio: 3.70 (front/rear)
- Transmission ration transfer case (road): 1.00
- Transmission ration transfer case (off-road): 2.93
- Maximum speed: 250 km/h (electronically limited)
- Acceleration 0-100 kpm: 5.8 s
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): 17.6-18.0 / 10.0-10.2 / 12.8-13.1 l per 100 km (premium petrol)
- Wheelbase: 2915 mm
- Front track gauge: 1619 mm
- Rear track gauge: 1621 mm
- Vehicle length: 4780 mm
- Vehicle width: 1911 mm
- Vehicle height: 1774 - 1854 mm
- Turning circle diameter: 11.60 m
- Unladen weight (according to the respectively valid measurement or calculation methods): 2185 kg
- Permissible total weight: 2830 kg
- Permissible axle load front: 1400 kg
- Permissible axle load rear: 1600 kg
- Payload: 645 kg
- Permissible trailer load unbraked / braked: 750 / 3500 kg
- Units produced: 14,219
- Prices: 04.2008: EUR 71,162.00
05.2009: EUR 72,173.50
05.2010: EUR 72,709.00
02.2011: EUR 73,244.50