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:

    Interior lamps
    General information The interior lamps, footwell lamps, entry lamps and courtesy lamps are controlled automatically. The brightness of some of these lamps is influenced by the thumbwheel for the ...

    The concept
    The DTC system is a version of the DSC in which forward momentum is optimized. The system ensures maximum forward momentum on special road conditions, e.g., unplowed snowy roads, but driving st ...

    Reporting safety defects
    For US customers The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, yo ...