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Help calculating ODO reading... upsized tires

PostPosted: Tue Jul 31, 2012 6:45 am
by Locry
Stock tire diameter is 23"... installed tires are around 24.5" in diameter... how do i compute for the actual ODOMETER reading given this data?
Thanks

PostPosted: Tue Jul 31, 2012 12:49 pm
by teal_dx
http://miata.net/garage/tirecalc.html will tell you how much your speedo is off when using a different dia. tire. :thumb: