DOT Quality Grades
Treadwear
Traction AA A B C
Temperature A B C
Conform to Federal Safety Requirements
All passenger car tires must conform to
Federal Safety Requirements in addition to
these grades.◀
See also:
Tow-starting and towing
Observe applicable laws and regulations
Observe applicable laws and regulations
for tow-starting and towing.◀
No additional passengers
Do not transport any passengers other
than the d ...
Winter tires
Do not drive with a tire tread depth of less than
0.16 in/4 mm.
Below a tread depth of 0.16 in/4 mm, tires are
less suitable for winter operation. ...
Environmental conditions
▷ Say the commands, numbers, and letters
smoothly and with normal volume, emphasis,
and speed.
▷ Always say commands in the language of
the voice activation system.
▷ When se ...