BMW Z4 Roadster 2.5Si 2009 Specs

BMW Z4 Roadster 2.5Si uses 60 transmission, top speed of 240km/h which translates to 149.13mph, has a rear wheel drive and chassis weight of 1362kgs. 2 door car with 2 seats, towing weight of 636kgs, final drive ratio of 3.4. Engine gives maximum power of 218hp@6500rpm, combined fuel consumption of 8.4 l/km, maximum torque of 250Nm @2750rpm, uses gasoline with displacement of 2497cc. Engine compression ratio of 11.0 Fuel capacity of 14.53 gallons (an equivalent of 55litres), 4 engine valves for one cylinder. It can gain quick acceleration from 0-100km/h within 7.0 seconds and has a cabrio, open body type.

General

Manufacturer: BMW
Transmission: 60
Top speed: 240 km/h (149.13 mph)
Acceleration 0-100 km/h (0-60 mph): 7.0 s
Wheel drive: Rear

Chassis

Body type: Cabrio, Open
Weight: 1362kg (3003 lb)

Number of doors: 2
Number of seats: 2
Wheelbase: 2500 mm (98.43 inc)
Length: 4100 mm (161.42 inc)
Width: 1310 mm (51.57 inc)
Height: 1790 mm (70.47 inc)
Total weight: 1590 kg (3505 lb)
Clearance:
Boot space: 240 l
Front legroom:
Rear legroom:
Aerodynamics: 0.3
Passenger space:
Towing weight: 636 kg (1402 lb)


Other

Country:

Front tire: 225/50 R16
Rear tire: 225/50 R16
Front brakes: Ventilated disks
Front brakes diameter:
Rear brakes: Disks
Rear brakes diameter:
Lubrication: Wet sump
2009 BMW Z4 Roadster 2.5Si gear ratio
Top gear ratio:
First gear ratio: 4.2
Second gear ratio: 2.3
Third gear ratio: 1.5
Fourth gear ratio: 1.1
Fifth gear ratio: 0.9
Sixth gear ratio: 0.7
Final drive ratio: 3.4
Turn circle: 11 m

Engine

Displacement: 2.5 litre 2497 cc (152.37 cu in)
Fuel: Gasoline
Maximum power: 160.3 kW (215 hp) @ 6500 rpm
Maximum torque: 250 Nm (184.4 ft·lb) @ 2750 rpm
Fuel consumption combined: 8.4 l/km (0.28 mpg)

Fuel capacity: 55 litres (14.53 gallons)
Fuel highway:
Fuel city:
Bore x stroke: 82.0 mm x 78.8 mm (3.2 in x 3.1 in)
Cylinders: 6
Type:
Compression ratio: 11.0:1

Coolant:
Aspiration:

Engine location: Front
Engine alignment:
Engine type: In-line
Engine valves per cylinder: 4
CO emissions: 276 g/km


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