Polaris Sportsman 2004 Owner's Manual page 87

MAINTENANCE AND LUBRICATION
Rear Gearcase Oil (600/700)
The rear gearcase lubricant level should be checked every six months
or 1000 miles (1600 km), whichever comes first. Rear gearcase oil
should be changed annually. Use Polaris Premium Synthetic Gearcase
Lube (or GL5 80-90 weight gear lube). NOTE: See page 115 for the
part numbers of Polaris products.
Oil Check
1. Position the ATV on a level surface.
2. Remove the fill plug and inspect the oil level through the fill plug
hole (1). Maintain the oil level even with the bottom of the fill plug
hole.
3. Add the recommended gearcase oil as needed.
Oil Change
1. Place a drain pan beneath the drain
and remove the drain plug (2).
Catch and discard used oil properly.
2. Clean and reinstall the drain plug
with a new sealing washer. Torque
to 14 ft. lbs. (19 Nm).
3. Remove the fill plug and add 5
ounces (150 ml) of the recommended
gearcase oil.
4. Inspect the oil level, which should be
maintained level with the bottom of the fill plug hole.
5. Reinstall the fill plug. Torque to 14 ft. lbs. (19 Nm) and check for
leaks.
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