Toyota Corolla Owners Manual: Tire information

Typical tire symbols

► Full-size tire

► Compact spare tire

1 Tire size
2 DOT and Tire Identification Number (TIN) 3 Uniform tire quality grading For details, see “Uniform Tire Quality Grading” that follows.

4 Location of treadwear indicators 5 Tire ply composition and materials Plies are layers of rubber-coated parallel cords. Cords are the strands which form the plies in a tire.

6 Radial tires or bias-ply tires A radial tire has “RADIAL” on the sidewall. A tire not marked “RADIAL” is a bias-ply tire.

7 TUBELESS or TUBE TYPE
A tubeless tire does not have a tube and air is directly put into the tire. A tube type tire has a tube inside the tire and the tube maintains the air pressure.

8 Load limit at maximum cold tire inflation pressure 9 Maximum cold tire inflation pressure This means the pressure to which a tire may be inflated.

10 Summer tires or all season tires An all season tire has “M+S” on the sidewall. A tire not marked “M+S” is a summer tire.

11 “TEMPORARY USE ONLY”
A compact spare tire is identified by the phrase “TEMPORARY USE ONLY” molded on its sidewall. This tire is designed for temporary emergency use only.

• Typical DOT and Tire Identification Number (TIN)
• Tire size
• Tire section names
• Uniform Tire Quality Grading
• Glossary of tire terminology