Frequently asked questions
IntroductionComposite Wheels
Composite wheels consist of various parts.
The primary components are rims and wheel discs. These
components are fastened to each other with special screws and a
special procedure. This ensures the wheel's function, proper
seal, safety a ...
Tire Sidewall Swelling
A swelling in the flank of the tire indicates that the
substructure of the carcass has been damaged.
Typical causes for such damage include, for example, driving
over curbs at a sharp angle.
...
Battery, Charging
Requirements
WARNING
Batteries that have a light yellow visual indicator
do not have to be tested or charged. Jump starting must
not be used!
There is a risk ...