Yamaha BIG BEAR 4X4 Owner's Manual page 123

4. Install the drain bolt and tighten it to the
specified torque.
Tightening torque:
Drain bolt:
12 Nm (1.2 m·kgf, 8.7 ft·lbf)
5. Fill the differential gear case with oil.
Recommended oil:
SAE 80 API "GL-4" Hypoid gear oil
Oil quantity:
Periodic oil change:
0.35 L (0.31 Imp qt, 0.37 US qt)
Total amount:
0.4 L (0.35 Imp qt, 0.42 US qt)
CAUTION:
_
Be sure no foreign material enters the dif-
ferential gear case.
_
6. Install the filler bolt and tighten it to the
specified torque.
7. Check for oil leakage. If oil leakage is
found, check for the cause.
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