TM  10-3930-643-34 GENERAL  SUPPORT  PROPELLER  AND  PROPELLER  SHAFTS  MAINTENANCE. 16-3. Rear  Differential  Carrier  Assembly. ASSEMBLY 55. Install cups (11 and 10) on differential  assembly. 56. Using  hoist  and  sling,  position items 10 thru 35 as an assembly to carrier (51). 57. Install two adjustment rings (2). Hand turn against cups (11 and 10). 58. Install two pins (9), bearing caps (8), four washers (7) and bolts (6). Tighten bolts (6) to 160 to 190 lb-ft torque. Identification  marks  on bearing caps and carrier must be alined  during  installation.  If bearing caps do not seat properly, check  adjustment  rings  (2)  for  cross threading. 59. Using a 15/16”   socket and socket wrench handle,   install screw (5) and nut (4). NOTE The  following  is  a  difference between  M10A  Forklift  models. 60. Using  long  round  nose  pliers,  install cotter pin (1) and on vehicles S/N 2000 and below and 2904 and above, install two new lockwires (3). (Sheet 10 of 12) Go to sheet 11 16-28