I came up with approx. 26 inches for the 750x14 and 27inches for my 255/60/15. a 4% increase in diameter.So would that reduce the 3.23 rear end by 4% making it a 3.10 ratio with the larger tire.
Thanks for the site info.

John

Last edited by 6T4 Polara; 10/13/08 08:35 AM.