1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 265Get this manual

1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 265

FRONT AND REAR WHEELS 2.Tighten: Nuts (wheel)

A WARNING
Tapered wheel nuts D are used for both the front and rear wheelsInstall the nut with its tapered side towards the wheel