DOT Quality Grades

Treadwear
Traction AA A B C
Temperature A B C

All passenger car tires must conform to Conform to Federal Safety Requirements
All passenger car tires must conform to Federal Safety Requirements in addition to these grades.◀

    See also:

    Correctly adjusted head restraint
    A correctly adjusted head restraint reduces the risk of injury to cervical vertebrae in the event of an accident. Adjusting the head restraint Correctly adjust the head restraints of all occu ...

    Switching on/off
    Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. The system can issue warnings at speeds above approx. 40 mph/65 km/h. The state is stored for the remote contro ...

    Folding down head restraints
    Extending/retracting head restraint Only fold down head restraint if no passengers are in the rear. Fold out retracted headrests again if passengers are being carried in the rear; otherwise, ...