Originally Posted by plplants
actually the 255-70-16 are 1/2 inch taller the 245-70-16
1/2 inch total overall hieght only = 1/4" more height at the top of the tire. IMHO if you are within 1" of the factory size, you are not really changing the tire size. This could be the differance of just simply buying a tire with a more aggressive and deeper tread pattern.