Yeah, they are stock sammy diffs, and they have the bigger chromoly shafts up front, and in the back, with ARB locker front and rear. i hope they hold up, Im gonna put this thing through its paces. I have 33x9.5R15 on there now. Im hoping to get some 34x10.5 swamper LTB's or something nice in that size range later on. And thank you John,its because of great people like you that I love to do what I do.