Dick
Here's the way I do it. Using a 235/60 15 tire as an example
235 x .6 = sidewall (in MM)
sidwall / 25.4 ( change to inches )
multiply that result by 2, add rim diameter
Rich
Dick J wrote:
> Does anybody have the formula needed to calculate
> a tire diameter from it's size. I use a web site
> that does the figuring for you, but I want to do
> some "tinkering" over the weekend, and I don't
> have WWW acess at home. I'd like to just plug it
> into a little spreadsheet and figure some
> diameters.
>
> =====
> * * * * * * * * * * * * * *
> * Dick J *
> * (In East Texas) *
> * # 729 *
> * C/GRS C/FRS D/STR *
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