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:

    Notes
    Displaying notes 1. "Office" 2. "Notes" All notes are displayed. Displaying the note 1. Select the desired note. 2. Scroll in the note if necessary: ► Turn the c ...

    After the ignition is switched off
    The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

    Parked-car ventilation
    The concept The parked-car ventilation ventilates the vehicle interior and lowers its temperature, if necessary. The system can be switched on and off directly or by using two preset switch-on ...