i have had the re 5.5 extreme for over a year love the lift the 3piece discos are junk dont bother get a credit . do somthing about the rear rear bump stops i didnt and have flattend the springs afew to many times (filled the back with bricks till the wheels hit the fenders twice among other things including wheeling)and now they have about a 1 or so of sag. BUT I LOVE THE RE KIT