TM 10-3930-659-34 5-17. DIFFERENTIAL ASSEMBLY MAINTENANCE (Con’t). 13. Using arbor press, press two bearing cups (25) into two bearing quills (21). 14. Position two shims (24) on bearing quills (21) and insert bearing quills into rear differential housing (10). 15. Using  suitable  lifting  device,  install  rear  differential  assembly  (20)  into  rear  differential  housing  (10).  Lift  rear differential assembly enough to remove weight from bearing quills (21). 16. Install 12 washers (23) and screws (22) in two bearing quills (21) and rear differential housing (10) with 12 nuts (26). Torque screws to 37 lb.-ft. (50 N•m). Turn screws an additional one-quarter turn clockwise. TA708381 5-171