Front Fork Oil (Each Fork) - Yamaha XS850G Owner's Manual

6. When most of the oil has drained,
slowly raise and lower the outer tubes
to pump out the remaining oil.
7. Inspect the drain screw gasket. Replace
if damaged. Reinstall the drain screw.
8. Pour the specified amount of oil into the
fork inner tube.

Front fork oil (each fork):

195 cc (6.60 oz)
Yamaha Fork Oil 10 wt or equivalent
9. After filling. slowly pump the forks up
and down to distribute the oil.
10. Inspect the "O-ring" on the spring seat.
Replace "O-ring" if damaged.