They are a good buggy but they need help with a few things I use mine in Canada like a swamp donkey drive the hell out of it you will be surprised what they go threw I run 30 inch XXl and don't think I would go any bigger for mud I would do diff upgrade no matter what year it is it will be better the lockers are good but need to be adjusted properly all wiring and fues need dielectric grease and move rad up on the bed or it will heat snorkel it for a start make sure the safety stuff was dune then read all posts they are easy to work on if you don't mind doing it and the super atv power steering is a must