Fast Lane Only on MSN

Those numbers on your tires actually matter—here’s how to read them

The string of letters and numbers wrapped around your tire sidewall is not decoration. It is a compact spec sheet that tells ...
The Globe and Mail

Understanding a tire's aspect ratio

Sam, aspect ratio (A/R) is yet one more measurement of a tire. I say one more because there is a lot of information necessary to classify tires. When you have nothing better to do - and I mean nothing ...