245/75/16 tires to 265/75/16
Anyone change the stock tires on your GMC from 245 to 265s? if so anything negative and did it change up angle of fiver.
Forum Discussion
ChooChooMan74 wrote:
You are basically changing your final gear ratio. Your engine will either be working harder at lower RPMs, and/or need to downshift sooner and more frequent.
Won't make hardly any difference.
With 3.73 gears, .67 final drive @60 mph it's only 58 rpms.
