front tires

sorry to hight jack your post Adam but what size are u lookin at?also whats a safe tire for the front?the smallest u can get away with on the freeway my dad has two front centerlines with 165's on them i was going to use the rims with a 175 tire what do u think of this is it safe or what the rears are going to be 255's BFGs im thinkin the front will be the same make as well ! :scratch: