If you would compare the OE rear end bounce to a sine wave - I would say my Velvet Rides took the peaks off. Lower tire pressure and new shocks were more effective. There just ain't no way to take out the thump!
------------------
99' Quad 4x4 A/T LB 3. 54 30K Miles.
26' Terry w/slide 7500GVWR
"KISS your truck and it will be forever faithful"