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Z4 Roadster (E85) Versions

BMW Z4 Roadster (E85) 2.5i Aut. Specs

(2006 - 2008) - Technical Specifications for Years 2006, 2007, 2008

Petrol

152.4 cu-in
2497 cm³

Inline 6

175 HP
177 PS / 130 kW

169 lb-ft
230 Nm

140 Mph
225 km/h

BMW Z4 Roadster (E85) 2.5i Aut. Body, Model and Production details

Generation :	E85

Body :	Cabrio

Num. of Doors :	2 doors


BMW Z4 Roadster (E85) 2.5i Aut. Engine Technical Data

Engine type - Number of cylinders :	Inline 6

Engine Code :	-

Fuel type :	Petrol

Fuel System :	Indirect Injection.

Engine Alignment :	Longitudinal

Engine Position :	Front

Engine displacement :	152.4 cu-in / 2497 cm³

Bore x Stroke :	3.23 x 3.1 inches 82.0 x 78.8 mm

Number of valves :	24 Valves

Aspiration :	naturally-aspirated

Compression Ratio :	11

Horsepower :	175 HP / 177 PS / 130 kW @ 5800 rpm

Maximum torque :	169 lb-ft / 230 Nm @ 3500-5000 rpm

Drive wheels - Traction - Drivetrain :	RWD

Transmission Gearbox - Number of speeds :	6 speed Automatic Transmission Relations 1st Gear Ratio: 2nd Gear Ratio: 3rd Gear Ratio: 4th Gear Ratio: 5th Gear Ratio: 6th Gear Ratio: Reverse Gear Ratio: 8.7


BMW Z4 Roadster (E85) 2.5i Aut. Fuel Consumption (Economy), Emissions and Range

Fuel Consumption - Economy - City NEDC :	20 MPG 12 L/100 km 24 MPG UK

Fuel Consumption - Economy - Open road NEDC :	37 MPG 6.3 L/100 km 45 MPG UK

Fuel Consumption - Economy - Combined NEDC :	28 MPG 8.4 L/100 km 34 MPG UK

Range :	406 miles / 654 km

Fuel Tank Capacity :	14.5 gallons 55 L 12.1 UK gallons

CO2 emissions :	202 g/km (BMW)

BMW Z4 Roadster (E85) 2.5i Aut. Safety Ratings

Euro NCAP	BMW Z4 Roadster (E85) 2.5i Aut. Euro NCAP Safety Rating Adult: Pedestrian: Child: 4 of 5 2 of 5 0 of 5 Tested on: 2004

BMW Z4 Roadster (E85) 2.5i Aut. Performance

Top Speed :	140 Mph / 225 km/h

Acceleration 0 to 100 km/h (0 to 62 mph) :	7.7 s

Acceleration 0 to 1000m :	28.2 s


BMW Z4 Roadster (E85) 2.5i Aut. Size, Dimensions, Aerodynamics and Weight

Wheelbase :	98.23 inches / 249.5 cm

Length :	161.06 inches / 409.1 cm

Width :	70.12 inches / 178.1 cm

Height :	51.14 inches / 129.9 cm

Front Axle :	57.99 inches / 147.3 cm

Rear Axle :	59.96 inches / 152.3 cm

Aerodynamic drag coefficient - Cx :	0.36

Curb Weight :	3031 lbs / 1375 kg

Weight/Power Output Ratio :	7.8 kg/hp


BMW Z4 Roadster (E85) 2.5i Aut. Interior size, Dimensions

Num. of Seats :	2 seats

Seat distribution :	2

Trunk / Boot capacity :	9.2 cu-ft / 260 L


BMW Z4 Roadster (E85) 2.5i Aut. Brakes, Tires, Steering and Suspension

Front Brakes - Disc dimensions :	Vented Discs (11.26 inches / 286 mm)

Rear Brakes - Disc dimensions :	Discs (11.02 inches / 280 mm)

Front Tyres - Rims dimensions :	225/50 R16

Rear Tyres - Rims dimensions :	225/50 R16

Front Wheels Width :	7.0"

Rear Wheels Width :	7.0"

Steering :	Rack and pinion Electric

Front Suspension :	MacPherson struts. Coil springs.

Rear Suspension :	Coil Springs.