-----------i think that it would be a great idea to do so. wasn't there a calculator on here before?
------------Here is a link to a tire size calculator. You can do up to 4 differant tires on top of thecars for sale in Miami
origional tire size of your choosing. All at the same time.
Tells you the differance of the Section Width, Rim Width Range, Overall Diameter, Sidewall Height, Radius, Circumference, Revs per Mile, Actual Speed, Speedometer Difference, and Diameter Difference.