03 2500 st quad cab 4x4, stock tires, pwr wagon wheels, daystar leveling kit, rancho 9000s, rancho stabilzer. 78000 miles, the truck shakes violently when it hits certain bumps on the freeway, it seems that it is a moves from side to side. steering stab replaced and it stills does it, shocks are set on lowest setting and tires pressure is at 60. one shop states it the rancho shocks and recommends bilsteins?
Oo.
