TM 10-3930-664-24 D.  INSTALLATION 1. Position shaft pilot bearing (3) into clutch gear. CAUTION Use    care    when    aligning    third    speed clutch  assembly  to  prevent  damage  to shaft pilot bearing.  Gear  splines  must be  in  full position with  internal  teeth  of all friction discs. 2. Install third speed clutch assembly (2) into clutch gear disc hub, ensuring splines on disc hub align with internal teeth of friction discs. 3. Install  forward  and  reverse  clutch  assembly  (4) into transmission. 4. Install      first      and      second      speed         clutch assembly (1) into transmission. FOLLOW-ON MAINTENANCE: Install spacer plate (para. 4-19) END OF TASK 4-48