Here's a tip for checking your tire's age: There's a four-digit code on the sidewall that tells you the date of manufacture.

It's more than just a random code; it's actually a wealth of information about your tires. From speed rating to manufacturing ...

In Canada (and the U.S.), all street-legal tires are required to have a production date code, showing the week and the year, stamped into their sidewall. This 4-digit code is usually included in ...