on my truck I bought the drop spindles and drop coils. disc brakes also. with the 17 inch rims I was super low. to change the height I bought some 20's. It raised it up a little bit. in the rear end I also put some drop coils in the rear. tire rubbing is an issue on the roadways. I will post with this set up and then what I did to make it all better.. after I did the dropping...