A tyre is black and round, right? Wrong! 

Tyres have different tread patterns, compounds, widths, sidewall sizes, and speed ratings. This information is written on the sidewall of the tyre as a series of numbers and letters, which can be confusing and even intimidating - unless you know what they mean. 

Don't despair; the numbers are actually easy to understand once you know how. You can check out our fun instructional or read on.