TM  10-3930-643-34 GENERAL  SUPPORT  PROPELLER  AND  PROPELLER  SHAFTS  MAINTENANCE. 16-3. Rear  Differential  Carrier  Assembly. ASSEMBLY 39. 40. 41. 42. 43. 44. 45. 46. 47. Lubricate  outside  diameter  of  new seals (40 and 39) with Permatex No. 2. Seal (40) for vehicles S/N 2001 to 2903, install to cover (37). Install shim (41) and items 42 thru 50 as an assembly to carrier (51). Using a 5/8”   socket  and  torque wrench,    install new gasket (38) , cover (37) and two bolts (36). Tighten bolts (36) to 50 to 65 lb-ft torque. Using a 3/4 open end wrench, 3/8” socket head screw key and torque wrench, install gear (30), 12 bolts (29), washers (28) and nuts (27) to case (32). Tighten 12 bolts (29) to 105 to 135 lb-ft torque. Lubricate washer (28) and gear (27) with gear oil and install. Lubricate gears (25, 24, 23 and 22) with gear oil and install on spider (26). Lubricate washers (21, 20, 19 and 18) with gear oil and install. Install items 26 thru 18 as an assembly to case (34). Lubricate washer (17) and gear (16) with gear oil and install. (Sheet 8 of 12) Go to sheet 9 16-26