Suzuki RM250 Owner's Service Manual page 231

17-6 REAR SUSPENSION
• Remove the valve cap. Press the valve with a screwdriver to
bleed out nitrogen gas.
Releasing high pressure gas from the rear shock
absorber unit can be hazardous.
Never perform any servicing until the nitrogen gas
pressure has been released from the rear shock
absorber unit. When releasing the gas pressure, place
a rag over the gas valve and use the tip of a screw-
driver etc. to press the valve. Do not use your finger to
depress the gas valve, and direct the valve away from
your face and body.
• Remove the compression adjuster assembly 1 from the rear
shock absorber.
• Place a drain pan under the rear shock absorber unit.
• Move the rod and drain the oil completely.
• Push the valve core again to equalize the bladder to atmo-
spheric pressure.
• Pour the fresh specified rear suspension oil as shown while
moving the rod.
NOTE:
Be sure to extend the rod after filling the oil.
99000-99001-S25: SUZUKI REAR SUSPENSION OIL SS-25
WARNING
(or equivalent rear suspension oil)