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Engine Technical Data
Engine type - Number of cylinders
Inline 6
V 8
Engine Code
OM 656 D 29 SCR
Fuel type
Diesel
Petrol
Fuel System
Common Rail
Direct Injection.
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Front
Engine displacement
178.5 cu-in / 2925 cm3
243 cu-in / 3982 cm3
Bore
3.23 inches
82.0 mm
3.27 inches
83.0 mm
Stroke
3.64 inches
92.4 mm
3.62 inches
92.0 mm
Number of valves
24
32
Aspiration
Turbo Intercooler
Turbo + Intercooler
Compression Ratio
15.5
10.5
Total System Power
335 HP / 340 PS / 250 kW
Total System Torque
516 lb-ft / 700 Nm
Horsepower
335 HP / 340 PS / 250 kW @ 3600–4400 rpm
463 HP / 469 PS / 345 kW @ 5250-5500 rpm
Maximum torque
516 lb-ft / 700 Nm @ 1200 rpm
516 lb-ft / 700 Nm @ 2000-4000 rpm
Drive wheels - Traction - Drivetrain
AWD
AWD
Transmission Gearbox - Number of speeds
9
9
Clutch Type
Sequential Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Turismo
Num. of Doors
4
4
Num. of Seats
5
5
Seat distribution
2+3
Wheelbase
115.71 inches / 293.9 cm
119.49 inches / 303.5 cm
Length
193.82 inches / 492.3 cm
201.77 inches / 512.5 cm
Width
72.91 inches / 185.2 cm
74.76 inches / 189.9 cm
Height
57.8 inches / 146.8 cm
58.9 inches / 149.6 cm
Front Axle
63.74 inches / 161.9 cm
64.17 inches / 163.0 cm
Rear Axle
63.74 inches / 161.9 cm
64.69 inches / 164.3 cm
Front Brakes - Disc dimensions
Vented Discs
Vented Discs
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs
Front Tyres - Rims dimensions
225/55 R17
245/45 R19
Rear Tyres - Rims dimensions
225/55 R17
275/40 R19
Front Wheels Width
8.5
Rear Wheels Width
9.5
Curb Weight
4460 lbs / 2023 kg
4630 lbs / 2100 kg
Dry Weight
4200 lbs / 1905 kg
Max. Towing Capacity Weight
4630 lbs / 2100 kg
Weight/Power Output Ratio
5.95 Kg/hp
4.48 Kg/hp
Trunk / Boot capacity
19.1 cu-ft / 540 L
18.7 cu-ft / 530 L
Steering
Rack and pinion Electric
Turning circle
38.1 feet / 11.6 m
Front Suspension
Independent Double wishbone. Coil Springs. Anti-roll bar.
Pneumatic.
Rear Suspension
Multi-link. Coil Springs. Anti-roll bar.
Pneumatic.
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
4.9 s
4.6 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined
41 MPG
5.8 L/100 km
49 MPG UK
Fuel Consumption - Economy - City NEDC
20 MPG
11.8 L/100 km
24 MPG UK
Fuel Consumption - Economy - Open road NEDC
33 MPG
7.1 L/100 km
40 MPG UK
Fuel Consumption - Economy - Combined NEDC
41 MPG
5.8 L/100 km
49 MPG UK
28 MPG
8.5 L/100 km
33 MPG UK
Range
707 miles / 1137 km
Fuel Tank Capacity
17.4 gallons
66 L
14.5 UK gallons
21.1 gallons
80 L
17.6 UK gallons
CO2 emissions
154 g/Km (Mercedes Benz)
200 g/Km (Mercedes Benz)
Emission standard
Euro 6






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