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

See also:
Pressure specifications
The tire inflation pressure table, refer to
page 238, contains all pressure specifications
for the specified tire sizes at the ambient temperature.
Pressure specifications apply to approved
tire ...
Tire inflation pressures X5 xDrive50i with three rows of seats
...
Speed Limit Info with No Passing Info display and Speed Limit Device
In combination with the navigation system Professional or Business, Speed
Limit Info helps alert drivers to the current speed limit on the road on which
they are travelling. The camera integrated ...
