Yamaha YXR70FX Owner's Manual page 115

6. Refill with the recommended final gear oil
up to the brim of the filler hole. NOTICE:
Be sure no foreign material enters the
final gear case.
Recommended oil:
SAE 80 API GL-4 Hypoid gear oil
Oil quantity:
0.25 L (0.22 Imp qt, 0.26 US qt)
7. Reinstall the oil filler bolt, and then tight-
en it to the specified torque.
Tightening torque:
Final gear oil filler bolt:
23 Nm (2.3 m·kgf, 17 ft·lbf)
8. Check for oil leakage. If oil leakage is
found, check for the cause.
9. Install the final gear case guard by install-
ing the bolts and the collars, and then
tightening the bolts to the specified
torque.
Tightening torque:
Final gear case guard bolt:
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
8-18