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DRIV
REAR AXLE/FINAL DRIVE GEAR AND DRIVE SHAFT
CHECKING THE DRIVE SHAFT
1.Check:
●
Drive shaft (splines)
Wear/damage → Replace.
CHECKING THE FINAL DRIVE GEAR
1.Check:
●
Final gear case 1
●
Bearing housing (ring gear) 2
Cracks/damage → Replace.
N
OTE:
When the final gear case and/or the ring gear
bearing housing are replaced, be sure to
adjust the shim of the final drive pinion gear
and/or ring gear.
2.Check:
●
Gear teeth
Pitting/galling/wear → Replace the drive
pinion gear and ring gear as a set.
●
Oil seals
●
O-rings
Damage → Replace.
3.Check:
●
Bearings
Damage → Replace.
N
OTE:
●
Reusing roller bearings is acceptable, but
Yamaha recommends installing new ones.
Do not reuse oil seals.
●
When the final drive pinion gear and/or ring
gear are replaced, be sure to adjust the shim
of the final drive pinion gear and/or ring gear.