You are about to place some new wheels on your car, but you want to know what the difference is in speed, height and circumference between your old wheels and the new ones… Then this is THE app for you!
Just fill in the tyre size coding of your old wheel and the tyre size coding of your new wheel.
And then let the app do the rest for you!
You will instantly see what the difference is in speed between the old and the new wheels.
There is also an option to switch between KM and MPH!