Run-flat tires
Label

RSC label on the tire sidewall.
The wheels are composed of special rims and tires that are self-supporting, to a limited degree.
The support of the sidewall allows the tire to remain drivable to a restricted degree in the event of a pressure loss.
Continued driving with a damaged tire
Changing run-flat tires
For your own safety, only use run-flat tires. No spare tire is available in the case of a flat tire. Your service center will be glad to advise you.
See also:
Shoulder support
Also supports the back in the shoulder area:
Results in a relaxed seating position.
Reduces strain on the shoulder muscles.
...
Sitting safely
The ideal seating position can make a vital contribution
to relaxed, fatigue-free driving.
The seating position plays an important role in
an accident in combination with:
▷ Safety belts.
...
Backrest width
Change the width of the backrest
using the side wings to adjust the
lateral support. ...
