I have a 8.25 with a Suregrip and 4.30's in my Duster. I have been beatin on it for a couple of years and now want to drive it a bit more. My 99 Jeep Chereokee has a 8.25 in it as do Dakotas and Durangos. I was looking to go and grab some 3.55's and a Suregrip from the scrap yard and put them in...