1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 244Get this manual

CONSTANT VELOCITY JOINTS AND DIFFERENTIAL GEAR
IDRIV I-F-I

5.Measure: Gear lash Gently rotate the gear coupling from engagement to engagementDifferential gear lash: 0.050.25 mm (0.0020.010 in)

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