1987-2009 Yamaha ATV YFM350X Warrior Raptor Service Manual, Page 210Get this manual

REAR SHOCK ABSORBER AND SWINGARM

2Check: Pivot shaft Roll the axle on flat surfaceBends Replace
Do not attempt to straighten bent pivot shaft
3Clean: Pivot shaft Collar Spacers Bearings Th rust cover

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives