1983-1985 Original Honda ATC 200X Shop Manual, Page 154Get this manual
REAR WHEELDRIVE MECHANISM REAR AXLE SHAFT BEARING INSPECTION
Check the rear axle shaft bearingsReplace any bearing that is noisy or has excessive playRefer to section 13 for bearing replacement
FINAL DRIVEN SPROCKET INSPECTION
Check the condition of the final driven sprocket teethReplace the sprocket if it is worn or damagedNOTE: If the driven sprocket is worn or damaged, the drive chain and drive sprocket must be inspectedNever install new drive chain on worn sprockets or worn chain on new sprocketsThe chain and both sprockets must be in good condition or the replacement chain or sprockets will wear rapidlyCheck the damper rubbers in the sprocket hub for damageReplace the hub if the damper rubbers are damaged