hey i just got my 17*9 cobra r's all the way around. and i am about to put them, i got 255/40/17's all the way around to, and i they guy said that is is gonna be a an inch shorter than stock one? might be to wide...i am sure, but i called 1-800 tire dept, and he told me 17*9 will fit and the 255/40/17 will fit no prob, just wondering whos got this combination and if it works good. thanks.