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

See also:
Capacities
...
Entertainment
The chapter helps assure your enjoyment when
receiving radio and television stations and playing
CDs, DVDs and tracks from the music collection. ...
2012 BMW 3 Series Sedan: First Look
Competes with: Mercedes-Benz C-Class, Infiniti G37, Audi A4
Looks like: A little bit bigger outside, just a teensy bit bigger inside
Drivetrain: 240-hp, 2.0-liter twin-turbocharged inline-four cylin ...
