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05-09-2001, 09:22 PM

Ahhh... the 1270 isn't a constant. I should have been able to come to that conclusion. So the formula is tire width divided by ratio times 2 plus rim size.

05-09-2001, 09:22 PM	#5
rbatson Guest Posts: n/a	Ahhh... the 1270 isn't a constant. I should have been able to come to that conclusion. So the formula is tire width divided by ratio times 2 plus rim size.