F 350 4WD Super Duty V10-6.8L (2002)
Shackle: Specifications
Super Duty F-250,F350 Wide Frame
Rear shackle-to-frame mounted bracket nut and bolt 185 ft. lbs.
Super Duty F-350 Narrow Frame
Rear shackle-to-frame mounted bracket nut and bolt 166 ft. lbs.