2001 Yamaha YFM660 Raptor Factory Service Manual, Page 169Get this manual
FRONT ARMS AND FRONT SHOCK ABSORBERS Attach
the assembled ball joint remover installer, new ball joint A, installer spacer and installer washer to the front lower arm 0
NOTE: Do not tap or damage the top of the ball jointInstaller spacer must be aligned with the projection on the head of the ball joint Remove
the ball joint removerinstallerApply lithium-soap base grease to the new ball joint AInstall new rubber boot and new circlipNOTE: Always use new ball joint set