1998-2004 Honda Foreman 450 factory service manual, Page 77Get this manual
MAINTENANCE OIL CHANGE
Rear Final Gear Case Remove the oil filler cap and the drain bolt to drain all oil from the gear caseCheck that the drain bolt sealing washer is in good condition, replace if necessaryTighten the drain bolt to the specified torque TORQUE: 12 Nom (1.2 kgfom, 9Ibf.ft)
Fill the final gear case with the recommended oil
OIL CAPACITY:
90 cm (3.0 US OZ, 3.2 Imp OZ) after draining Check the oil level (page 3-13)
Front Differential Remove the oil filler cap and the drain bolt to drain all oil from the differential case Check that the drain bolt seal in washer is in good condition, replace if necessaryTighten the drain bolt to the specified torqueTORQUE: 12 Nm (1.2 kgf.m, Ibfft) Fill the differential case with the recommended oil