See also:

Tire wear
When the tread is worn down to 1/16th of an inch (2 mm), tires must be replaced to help prevent your vehicle from skidding and hydroplaning. Built-in treadwear indicators, or “wear bars”, wh ...

Dissimilar spare tire/wheel information
WARNING: Failure to follow these guidelines could result in an increased risk of loss of vehicle control, injury or death. If you have a dissimilar spare tire/wheel, then it is intended for tempo ...

Information about uniform tire quality grading
Tire Quality Grades apply to new pneumatic passenger car tires. The Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For ...