i know this subject has been beat to death... been looking all over through 100s of threads and still cant find answer i need... im looking to get toyo r888r in a 305/35/20 for the rear of my 2013 gt500 on the stock 9.5" rim...any1 ever run these? i read the toyos run big... any rubbing issues? will they fit on stock rims? is it safe to run these over the 285 stock? thanks in advance guys!