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

See also:
The concept
HDC is a downhill driving assistant that automatically
controls vehicle speed on steep downhill
gradients. Without the brakes being applied,
the vehicle moves at slightly more than twice
walki ...
Safety
The BMW 650i has not been crash-tested by the National Highway Traffic Safety
Administration and Insurance Institute for Highway Safety. Neither organization
typically tests low-volume cars with s ...
Approved mobile phones
Details on which mobile phones and external
devices with a Bluetooth interface are supported by the mobile phone preparation
package
can be obtained at www.bmwusa.com/bluetooth.
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