On Line Tools for Tire/Wheel Fitment Jan 2, 2010 10:32:09 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bullitt99 on Jan 2, 2010 10:32:09 GMT -5 Excellent links to help with fitmentwww.bigcustomwheels.com/rt_specs.jspwww.1010tires.com/tiresizecalculator.aspSee the results to your RPM/Speedsvexer.com/68rt/speed.html