B4000 Regular Cab 4WD V6-4.0L OHV (1997)
8. Remove the propeller shaft from the tool and install a new snap ring, making sure the snap ring is properly seated.
9. Make sure the U-joints are free to rotate easily without binding before installing the propeller shaft. Replace the U-joints if necessary.
10. If binding has resulted from misalignment during the assembly, a sharp rap on the yokes with a brass or plastic hammer will seat the bearing
needles.
CAUTION: Do not strike the bearings during this procedure.