BMW 6 Series 640i (320 Hp) Steptronic

2011 - 2015
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Body type
Cabriolet, 4 seats
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Boot capacity
300 l
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Engine capacity
2979 cm3
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Power
320 Hp @ 5800-6000 rpm.
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Transmission
8 gears, automatic transmission Steptronic
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Transmission
Rear wheel drive
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Acceleration to 100 km/h
5.7 sec
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Max. speed
250 km/h
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Fuel
Petrol (Gasoline)
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Average consumption
7.9 l/100 km

General Information

Modification (Engine)
640i (320 Hp) Steptronic
Start of production
2011 year
Powertrain Architecture
Internal Combustion engine
Body type
Cabriolet
Seats
4
Doors
2
End of production
2015 year

Engine

Power
320 Hp @ 5800-6000 rpm.
Power per litre
107.4 Hp/l
Engine location
Front, Longitudinal
Number of cylinders
6
Position of cylinders
Inline
Compression ratio
10.2
Number of valves per cylinder
4
Engine aspiration
Twin-power turbo, Intercooler
Torque
450 Nm @ 1300-4500 rpm.
Engine displacement
2979
Cylinder Bore
84 mm
Piston Stroke
89.6 mm
Engine oil capacity
6.5 l
Coolant
9.3 l
Fuel System
Direct injection

Dimensions

Rear (Back) track
1665 mm
Width
1894 mm
Height
1365 mm
Length
4894 mm
Front track
1600 mm
Minimum turning circle (turning diameter)
1.7
Wheelbase
2855 mm
Ride height (ground clearance)
123 mm

Performance Characteristics

CO2 emissions
185 g/km
Fuel Type
Petrol (Gasoline)
Acceleration 0 - 100 km/h
5.7 sec
Weight-to-power ratio
5.8 kg/Hp, 173.9 Hp/tonne
Weight-to-torque ratio
4.1 kg/Nm, 244.6 Nm/tonne
Fuel consumption (economy) - urban
10.9 l
Fuel consumption (economy) - extra urban
6.2 l
Fuel consumption (economy) - combined
7.9 l
Maximum speed
250 km/h

Volume and Weight

Max load
450 kg
Kerb Weight
1840 kg
Fuel tank capacity
70 l
Trunk (boot) space - maximum
350 l
Trunk (boot) space - minimum
300 l
Max. weight
2290 kg

Transmission, Brakes and Suspension

Drivetrain Architecture
The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel
Rear wheel drive
Number of gears and type of gearbox
8 gears, automatic transmission Steptronic
Front suspension
Double wishbone
Rear suspension
Independent multi-link suspension
Front brakes
Ventilated discs
Rear brakes
Ventilated discs
Assisting systems
ABS (Anti-lock braking system)
Steering type
Steering rack and pinion
Power steering
Electric Steering
Wheel rims size
8J x 17
Tires size
225/55 R17 97Y

Other generations BMW 6 Series