There's a lot of information on a tire's sidewall if you know where to look. Of course you have your make and model, but if you look closer you'll see an alphanumeric string on there — something like ...

HANOVER, Germany — Continental A.G. has begun producing tires with an "HL" load index, a new standard that yields tires capable of carrying heavier loads at the same pressure as those built to the "XL ...

Though many people recognize tire measurements, not everyone knows how to read the symbols on their sidewalls. Getting a ...

HANOVER, Germany—Continental A.G. has begun producing tires with an "HL" load index, a new standard that yields tires capable of carrying heavier loads at the same pressure as those built to the "XL" ...