Suzuki RM250 Owner's Service Manual page 232

• Tilt the shock absorber unit as shown and pour the fresh rear
suspension oil fully into the reservoir tank.
• Cover the compression adjuster hole with the root of thumb.
• Tilt and shake the rear shock absorber unit to fill the reservoir
tank with the oil.
• Add the oil and repeat the above procedure until the reservoir
tank is filled with the oil completely.
 Oil capacity:
Approx. 380 ml (12.84/13.38 US/Imp oz)
• Replace the O-rings on the compression adjuster assembly
with new ones.
REAR SUSPENSION 17-7