Consumer information and Reporting safety defects
Uniform tire quality grading
standards
form to Federal Safety Requirements in addition to these grades.
This information indicates the relative performance of passenger car
tires in the area of treadwear,
traction, and temperature resistance. This is to aid the consumer
in making an informed choice in the
purchase of tires.
Quality grades can be found where
applicable on the tire sidewall between tread shoulder and maximum section width. For example: