1987-2003 Yamaha YFZ350 Banshee supplementary service manual, Page 220Get this manual
REAR SHOCK ABSORBER AND SWINGARMS
Swingarm Inspection 1Wash the bearings in solvent2Inspect: Bearings (D (Race1Balls) Pitting1DamageReplaceThruscover DamageReplaceCollarDamage ReplaceProtector (4) Damage Wear ReplaceDrive Chain Inspection 1Inspect: Drive chain Refer to "CHAPTER 2DRIVE CHAIN AND SPROCKET INSPECTION" section