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Tire Info

Tire Info – Reading the Sidewall


  1. Type of tire (Summer, Winter, All Season)
  2. Mud & Snow Designation (M+S)
  3. Passenger Tire Designation (P)
  4. Width of Tire (in milimeters)
  5. Ratio of height to width (aspect ratio)
  6. Radial Tire Designation (R)
  7. Diameter of Rim (in inches)
  8. Load Index
  9. Speed Rating (see below)

Tire Speed Rating Chart