See also:

The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. ...

Safety
The BMW 1 Series hasn't been crash-tested. It includes frontal, front-seat side-impact and side curtain airbags. Also standard are antilock brakes and an electronic stability system with traction ...

With the Professional navigation system: Split screen
General informationAdditional information, e.g. from the computer, can be displayed on the right side of the split screen. This information remains visible on the split screen even when you change ...