Mike, I recommend Old Man Emu for you. My JKU is no longer svelte, either; the fully-loaded, ready-to-go wet weight of the Jeep, including driver, is 6400 lbs., split 2650 front and 3750 rear. With the Old Man Emu springs (2619's front, 2620's rear - the 660# ones) and JKS ACOS adjustable...