9000xl
2013 Chev 3500HD with a Fabtech 4" lift. 45,000 km. Shocks front and back and upper ball joints shot. Installed the 9000 shocks. Set them at 1... Wow. Bouncy and smooth on the blacktop. Set them at 9.... Stiff and bumpy ... Set them at 6... Still stiff and bumpy ..... Dialed them to...