At some point you have probably noticed the number markings on the sidewall of your car's tires. You are correct in assuming that these numbers represent the size and type of tire. They also indicate how a tire might perform of how much weight it can carry.
Every car owner should learn how to read these markings. The first character is usually a " P" which tells you it is a P-metric sized tire. This is the typical measurement in the U.S. However; if you are dealing with a tire for a light truck, there will be an " LT…