F 550 2WD Super Duty V10-6.8L VIN Z Bi-Fuel (2001)
7. Remove and discard the cotter pin.
8. Remove the upper ball joint castellated nut.
9. Loosen, but do not remove, the lower ball joint retaining nut.
10. CAUTION: To prevent damage to the ball joint seal and the ball joint socket, do not use a pickle fork-type remover to loosen the ball joints.
Strike the lower and upper end of the axle to loosen ball joints and the camber adjuster.
