Originally Posted by Porschefile
35 profile will have a thicker sidewall than 30 of course, which will cause more of a "monster truck look" that you're talking about. I'd run 275/35 for sure, but maybe 255/30. The 10mm won't make a ton of difference in grip, but it is worth doing if you're getting new tires anyway.
I would absolutely not run a 255/30/19. It's not necessary to drop to a 30 series tire on the front unless you go up to 275/30. 255/35 is the way to go for the front.