Typ ic al t ire sym bo ls
Tire size (P. 897)
Summer tire or all season tire (P. 766 )
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. 896)
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. 762)
Load limit at maximum cold tire inflation pressure (P. 900)
Maximum cold tire inflation pressure (P. 900)
This means the pressure to which a tire may be inflated.