- Combustion principle: four-stroke petrol engine
- Exhaust-gas treatment: catalytic converter
- Arrangement: front
- Installation direction: longitudinally; over axle
- Engine designation / type: M 273 E 46 / 273.923
- Number of cylinders / arrangement: 8 / 90° V
- Bore: 92.9 mm
- Stroke: 86.0 mm
- Displacement : 4663 cc
- Compression ratio: 10.7
- Rated power: 250 kW / 340 DIN/hp at 6000 rpm
- Nominal torque: 460 Nm at 2700 - 5000 rpm
- Number of valves per cylinder: 4
- Valve operation: 2 overhead camshafts per cylinder bank (variably adjustable)
- Camshaft drive: intake camshafts via duplex 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 mapped ignition
- Fuel tank capacity/of which reserve: 100 / 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
- Disc or drum diameter front : 375 mm
- Disc or drum diameter rear: 330 mm
- Parking brake (actuation): mechanically (foot-operated)
- Front rims: 8.5 J x 19
- Rear rims: 8.5 J x 19
- Front tyres: 275/55 R 19
- Rear tyres: 275/55 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: 33.0° / 27.0°
- Max. fording depth: 600 mm
- Max. tilt angle: 35.0°
- Breakover angle at perm. GVW: 23.0°
- 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: 235 km/h
- Acceleration 0-100 kpm: 7.2 s
- Fuel consumption urban / extra-urban / combined (according to the respectively valid measurement and calculation methods): 18.0-18.4 / 10.3-10.6 / 13.1-13.5 l per 100 km (premium petrol)
- Wheelbase: 3075 mm
- Front track gauge: 1645 mm
- Rear track gauge: 1648 mm
- Vehicle length: 5088 mm
- Vehicle width: 1920 mm
- Vehicle height: 1840 mm
- cW drag coefficient: 0.37
- Turning circle diameter: 12.10 m
- Unladen weight (according to the respectively valid measurement or calculation methods): 2430 kg
- Permissible total weight: 3150 kg
- Permissible axle load front: 1470 kg
- Permissible axle load rear: 1800 kg
- Payload: 720 kg
- Permissible trailer load unbraked / braked: 750 / 3500 kg
- Units produced: not separately documented
- Prices: 02.2006: EUR 77,604.00
01.2007: EUR 79,611.00
01.2008: EUR 81,812.50
01.2009: EUR 83,538.00