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

See also:
Weights
...
At a glance
These overviews of buttons, switches and
displays are intended to familiarize you with your
vehicle. You will also become quickly acquainted
with the available control concepts and options. ...
Features & Long-Term Ownership
Starting at $38,000, the X3 comes standard with vinyl upholstery, power front
seats, automatic climate control and a dual-pane panoramic moonroof. Options
include leather, heated front and rear se ...
