Uniform tire quality grading

DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades.

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

Treadwear 200 Traction AA Temperature A

See also:

Anti-freeze
In the winter when it is anticipated that the outside temperature will drop below 328F (08C), check the anti-freeze to assure proper winter protection. For additional information, see “Engine ...

Specifications. Wheels and tires
WHEELS AND TIRES ...

Snow tires
If snow tires are needed, it is necessary to select tires equivalent in size and load rating to the original equipment tires. If you do not, it can adversely affect the safety and handling of yo ...