F 450 4WD Super Duty V8-7.3L DSL Turbo VIN F (2001)
7. Disconnect the steering linkage at the steering knuckles, and position it aside, please refer to Steering and Suspension/Steering/Tie Rod/Tie Rod
End/Service and Repair/ See: Steering and Suspension/Steering/Tie Rod/Tie Rod End/Service and Repair
8. CAUTION: Index-mark the driveshaft to the companion flange to maintain proper driveline balance.
Disconnect the driveshaft at the front axle, and position it aside.
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Wrap electrical tape around the bearing cups.
9. Disconnect the vent tube and plug the fitting.