1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 252Get this manual
REAR AXLEFINAL DRIVE GEAR AND DRIVE SHAFT
IDRIV 1.c1
0.30 0.40 0.50
Shims are supplied in the following thicknessesFinal drive pinion gear.shim Thickness (mm)
Ring gear shim(s) selection 1.Select: Ring gear shim(s) CD
Shim selection steps: eTo find ring gear shim thickness "B", use the following formulaRing gear shim thickness: liB"-+ CD)
a numeral (usually decimal number) on the final gear case is either added to or subtracted from 45= numeral (usually decimal number) on outside of ring gear bearing housing and added to 1= numeral (usually decimal number) on inside of ring gear either added to or subtracted from 35.00CDbearing thickness (considered constant)=