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:

    California Proposition 65 warning
    California law requires us to issue the following warning: Engine exhaust and a wide variety of automobile components and parts, including components found in the interior furnishings in a vehic ...

    Capacities
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    At a glance
    1 Function bar 2 Route section with traffic obstruction 3 Traffic sign for traffic obstruction 4 Planned route 5 Current location 6 Upper status field 7 Lower status field Lines in the map S ...