Disassembling The Final Drive Assembly

SHAFT DRIVE

  • Stopper bolt “3”                                    2. Remove:
  • Ring gear “4”                                        • Coupling gear nut
                                                         • Coupling gear “1”
                Stopper bolt                               (with the coupling gear/middle shaft tool “2”)
       T.
           R.
                 9 Nm (0.9 m·kg, 6.5 ft·lb)
                                                                   Coupling gear/middle shaft tool
ECA14320
                                                                    90890-01229
CAUTION:
                                                                   Gear holder
• The stopper bolt has left-hand threads. To                        YM-01229
  tighten the stopper bolt, turn it counter-
  clockwise.
• Apply LOCTITE® onto the stopper bolt.

                                                        3. Remove:
                                                         • Bearing retainer
                                                           (with the bearing retainer wrench “1”)
4. Measure:
 • Ring-gear-to-stopper-bolt clearance                             Bearing retainer wrench
                                                                    90890-04050
                Ring-gear-to-stopper-bolt clear-                   Pinion bearing retainer & remov-
                ance                                               er
                 0.30–0.60 mm (0.0118–0.0236 in)                    YM-04050
                                                        ECA14330
NOTE:
                                                        CAUTION:
If the ring-gear-to-stopper-bolt clearance is out
of specification, repeat the above procedure.           The bearing retainer has left-hand threads.
                                                        To loosen the bearing retainer, turn it clock-
EAS23620
                                                        wise.
DISASSEMBLING THE FINAL DRIVE
ASSEMBLY
1. Remove:
 • Ring gear bearing housing bolts “1”
 • Ring gear bearing housing nuts “2”
NOTE:
Working in a crisscross pattern, loosen each bolt
and nut 1/4 of a turn. After all of the bolts and
nuts are fully loosened, remove them.
                                                        4. Remove:
                                                         • Final drive pinion gear
                                                        EWA13800

                                                               WARNING
                                                        Always use new bearings.
                                                        ECA14340

                                                        CAUTION:
                                                        The final drive pinion gear should only be re-
                                                        moved if ring gear replacement is necessary.

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