Drive Pinion Companion Flange Oil Seal: Removal

Remove final drive assembly and mount on holding fixture. Remove lock washer. Using a pin punch, mark installed position of companion flange. Using an INCH lb. torque wrench, measure and record pinion gear preload.
Hold flange stationary and remove lock nut. Pull off companion flange. Check bearing surface of flange. Replace flange if deeply scored. Pull out seal and discard.