Rotating wheels between axles
The manufacturer of your vehicle advises against swapping wheels between the front and rear axles.
This can impair the handling characteristics.
Rotating the tires is not permissible when using different types of tires.
See also:
Tire inflation pressures for X6 xDrive50i
...
Service contract
After your contract with BMW Assist has expired,
the BMW Assist system can be deactivated
by the service center without you
having to visit a workshop.
After deactivation, an Emergency ...
Tire identification marks
Knowledge of the labeling on the side of the tire makes it easier to identify
and choose the right tires.
Tire size
Speed code letter
Q = up to 100 mph or 160 km/h
T = up to 118 mph or 190 km/ ...