7-speed Steptronic sport transmission with double-clutch.
Seven gears, two clutches and uninterrupted acceleration. The 7-speed Steptronic sport transmission of the BMW Z4 Roadster powers you forward without interruption. Two clutches switch between the two drive trains in milliseconds, without the slightest jolt and without interrupting the traction.
Power alone does not determines the dynamic experience of driving – the available force also has to be applied effectively to the road. The 7-speed Steptronic sport transmission with double-clutch does not waste a single millisecond of power. Even and uneven gears are distributed on two power trains, each with its own clutch. When one gear is disengaged, the next is already engaged. This minimises shift times but maximises precision. No jolting, no interruption in traction.
Thanks to the gearshift paddles, you can also keep your hands on the wheel during manual changes. And if you prefer to avoid shifting all together, the The 7-speed Steptronic sport transmission lets you stay in the right gear and save petrol as a result. It allows you to enjoy impressive driving dynamics with low fuel consumption and acceleration figures approaching sports car level.
* Optionally available for BMW Z4 sDrive35i, standard in the BMW Z4 sDrive35is.