Tire Size Calculator

[RedRider]

Almost time for new tires, so I'll be using that site again.

 

[OldCracker29]

Damn, that is pretty cool.

 

[sniper634]

Im partial to this one because it tells you how much your speedometer is off once you change tire size and it gives all the other stuff too.

http://www.discounttiredirect.com/direct/brochure/info/tmpInfoTireMath.jsp