Yamaha KODIAK 400 YFM400AS Owner's Manual page 296

6. Add the recommended final gear oil to the
brim of the filler hole.
Recommended oil:
See page 10-3.
Oil quantity:
0.19 L
CAUTION:
_
Be sure no foreign material enters the final
gear case.
_
7. Install the oil filler bolt.
8. Check for oil leakage. If oil leakage is found,
check for the cause.
9. Install the final gear case cover bolts, and
then tighten them to the specified torque.
Tightening torque:
Final gear case cover bolt:
16 Nm (1.6 m·kgf)
8-43