Originally Posted by kramerica72
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)
Thx, but you know what I'm refferimg to as my initial question was not about "Run Flats".