Quote:
Originally Posted by Biimmer
Still confused.. I have always thought that the "30" in a 275/30/19 tire would refer to the thickness of the sidewall. How does the width have any effect on the diameter/aspect ratio?
Thanks for the help I'm trying to learn
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If you are talking about the distance from the rim edge to the tread, you'll want to refer to it as "sidewall height."
Sidewall "thickness" denotes something else completely--(i.e. RFT sidewalls are thicker so they won't collapse when punctured)