Valvoline™ Product Finder
For Personal Vehicles
My Vehicle
Product Results for:
How to Read the Sidewall of a Tire
On the sidewall of every tire is an alphanumeric code that describes the dimensions of the tire. There is probably much more information on your tires than you realize. Typically all tires use letters and numbers to specify the load, speed, maximum inflation pressure, tire type, and tread width, among other qualities.