Therefore, the tread cannot fall below 1.6mm, otherwise they are not road legal. But how do you calculate the tyre diameter to ensure it is the right choice for your SUV?
To understand the rolling diameter of a tyre is relatively simple. Firstly, to get the sidewall, you simply take 75% of the width. This will give you the distance from the rim to the road. To find out the full tyre diameter, include the rim size. To make this easier for you, simply use our Michelin Tyre selector to receive a quick recommendation on the best tyre for your vehicle, in the correct size variant for your SUV in this case.