Typical tire symbols
Tire size (→P. 6 2 8 )
Summer tire or all season tires (→P. 5 1 7 )
An all season tire has “M+S” on the sidewall. A tire not marked
“M+S” is a summer tire.
Uniform tire quality grading
For details, see “Uniform Tire Quality Grading” that follows.
DOT and Tire Identification Number (TIN) (→P. 6 2 7 )
Tire ply composition and materials
Plies are layers of rubber-coated parallel cords. Cords are the
strands which form the plies in a tire.
Location of treadwear indicators (→P. 5 1 4 )
Load limit at maximum cold tire inflation pressure (→P. 5 1 6)