A little help please
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Senior Member
Joined: Nov 2007
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From: Dracut, Massachusetts
A little help please
I just put my new wheels on and need to recalibrate the Edge programmer for the tire size change. Im not the best with math so, I put 305/45/22's on they have an overall diameter of 32.8 . The width is 11.8 " . What would the circumference be ? 
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pi x D = 3.14 x 32.8 = 102.92"
Account for 3% 'squish' and you have 99.9" Approximately
Where's Mr. Doofus when ya need him?
MGD
Last edited by MGDfan; Aug 20, 2010 at 07:42 AM.
Thread Starter
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Senior Member
Joined: Nov 2007
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From: Dracut, Massachusetts
Thank you
So I come up with 2537.53 . Thanks for the help the manual got me a lil confused . Maths not my strong point. And I do pipefitting. So I do alot of double checking.
So I do alot of double checking.
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Joined: Feb 2004
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Best advice y'all could give anyone, ever!
When you get a chance, confirm accuracy with a GPS if possible.
Mr. Doofus also has an alternate method invovling Google Maps and some other trickery - don't understand it meeself - buy hey, consider the source
MGD