xDrive
xDrive is the all-wheel-drive system of your vehicle.
The combined effects of xDrive and DSC further optimize the traction and dynamic driving characteristics. The 4-wheel drive system xDrive variably distributes the drive forces to the front and rear axle depending on the driving situation and prevailing road conditions.
See also:
The concept
The parking brake is used to prevent the vehicle
from rolling when it is parked.
Engine switched off: the parking brake acts
on the rear wheels.
Engine running: the parking brake acts on
...
Reference
This chapter contains technical data, short
commands for the voice activation system, and an
index that will quickly take you to the information
you need. ...
Tire size
Example: 255/55 R 19 107 V
255: nominal width in mm
55: aspect ratio in %
R: radial tire code
19: rim diameter in inches
107: load rating, not for ZR tires
V: speed rating, before the R on ZR ti ...