TM  10-3930-643-34 FRONT  AND  REAR  AXLES  TROUBLESHOOTING  AND  MAINTENANCE. 7-5. Front and Rear Planetary. (Sheet 4 of 8) REMOVAL NOTE The following is a difference between  M10A  Forklift  models. 10. Remove  retainer  (17),  seal  (18)  and bearing (20) from wheel hub (27), from vehicles S/N 2001 and above or remove  retainer  (17),  seal  (18),  ring (19) and bearing (20) from wheel hub (27), from vehicles S/N 2000 and below. Discard seal (18). 11. Mark position of disc (23) and wheel hub (27). Then using a 1-1/8” socket and  socket  wrench  handle,  remove  18 bolts (21), washers (22) and disc (23) . 12. Remove cups (24 and 25). 13. Using a putty knife, remove and discard ring (26). Go to sheet 5 7-27