How To Read Your Tire Size

245 section widthtread mm.

How to read your tire size. P metric and euro metric tires may have different load capacities. P designates this tire as a passenger car tire an lt before the tire size would mean the tire is a light truck tire and a european metric tire would have no letter before the tire size. The letter p at the beginning of the tire size tells us the tire is a p metric tire referring to tires made to certain standards within the united states intended for passenger vehicles. The first letter on a tire indicates the tire s class. If a tire size has no letters at the beginning this indicates a euro metric tire.

If the number begins with a p the tire is called p metric and is built in the us. Reading the load speed index. You can find this index code on the backside printed after the tire size code.