Originally Posted By STROKIE
Originally Posted By John_Kunkel

Example, the manufacturer of my 235/70R15's says they are 28" in diameter but the rollout is 84" which equates to a diameter of 26.73".


iagree

I agree with John, my way is to use gps and install the proper speedometer gear... up


John exactly illustrates my point in asking the question of math whizzes. Also completely agree with gps recommendations as an exact time saving tool.

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