i have an 01 f150 with a 3" lift and 315-75-16 pro comp a/t which are rated at 34. 6 and called 35. my truck looks great, not too big and not small just right. i am also in the market for new tires, preferably mud grips. i was also wondering about which size to get???mine now rub a little nothing major, i'm thinking that 315 mud grips will rub alot. any suggestions??? i will be mounting the tires on 10.5 american racing baja's.