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:

    Pinch protection
    If the closing force exceeds a specific value as a window closes, the closing action is interrupted. The window reopens slightly. Danger of pinching even with pinch protection Even with the pi ...

    Entering a street or intersection separately
    Enter a street and intersection in the same way as you would enter a town/city. ...

    Signal tones
    When approaching an object, an intermittent tone is sounded that indicates the position of the object. For example, if an object is detected to the left rear of the vehicle, a signal tone sounds ...