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

See also:
Wheels and tyres
The new BMW 3-Series Sedans are factory-fitted with attractively styled,
high-quality alloy wheels. The BMW 335i and BMW 328i run on 17-inch Star-spoke
wheels carrying 225/50 R17 tyres. The BMW 32 ...
Display
Display
1 Lane departure warning
2 Active Cruise Control
3 Desired speed
4 Navigation system
5 Speed
The collision warning, Night Vision pedestrian
warning, or Check Control messages are dis ...
Setting
Pull the switch.
The LED lights up.
The indicator lamp lights up in
red. The
parking brake is set.
Lower lamp: indicator lamp in
Canadian
models
Set the parking brake and further secur ...
