BMW Z4 E85 / E86 [restyling] 2.5i AT Roadster (2005–2008)

Car model: BMW (BMW) Title: BMW Model: Z4 Generation: E85 / E86 [restyling] roadster Modification: 2.5i AT Year of issue: 2005–2008

Main characteristics


Rear axle load (kg)840
Front axle load (kg)780
Maximum amount of luggage (l)260
The minimum amount of luggage (l)240
Front wheel track (mm)1473
Wheelbase (mm)2495
Height (mm)1299
Width (mm)1781
Rear wheel track (mm)1523
Load capacity (kg)300
Permissible gross weight (kg)1600
Curb Weight (kg)1375
Length (mm)4091


Bore (mm)82
Number of valves per cylinderFour
Number of cylinders6
Piston stroke (mm)78.8
Maximum torque (N • m)230
Maximum torque revolutions, max. (rpm)5000
Turns of the maximum torque, min. (rpm)3500
Maximum power speed, max. (rpm)5800
Intake typeDistributed injection
Engine configurationRow
Engine power (hp)177
Engine capacity (cm3)2497
Engine’s typePetrol


Number of steps6
Drive unitRear

Suspension and brakes:

Rear brakesVentilated discs
Front brakesVentilated discs
Rear suspensionIndependent, spring multi-link with stabilizer
Front suspensionIndependent, lever, spring, with hydraulic telescopic shock absorbers and anti-roll bar

Performance indicators:

Fuel consumption in the combined cycle (l / 100 km)8.4
Fuel tank capacity (l)55
Fuel consumption on the highway (l / 100 km)6.3
Fuel consumption in the city (l / 100 km)12
Environmental standardEURO IV
Acceleration time to 100 km / h (s)7.5
Maximum speed (km / h)225
Recommended fuelAI-98


Turning diameter (m)9.8
Power steeringElectric power

Tires, wheels:

Rim width77
Rim diameterSixteenSixteen
Hole Arrangement Diameter (PCD)120120
Number of mounting holesFiveFive
Tire diameterSixteenSixteen
Tire height5050
Tire width225225