A proper front suspension diagram for the F-550 (model years 1999-2016 and 2017-present, with nuances) will highlight the following:
| Component | Torque (ft-lbs) | |-----------|----------------| | U-bolt nuts | 200–250 | | Spring hanger to frame | 150–180 | | Shackle bolt nut | 250–300 | | Ball joint nut (upper) | 135–155 | | Ball joint nut (lower) | 200–220 | | Shock absorber upper stud | 50–65 | | Tie rod end nuts | 85–110 | Ford F550 Front Suspension Diagram
If you are looking at an OEM Ford parts diagram (available from Ford’s official parts site or TascaParts), note these labeling conventions: A proper front suspension diagram for the F-550