2001 Arctic Cat ATVs factory service and repair manual, Page 230Get this manual
Backlash Measurement Under 0.05 mm (0.002 in At 0.05-0.33 mm (0.002-0.013 in Over 0.33 mm (0.013 in
Shim Correction
Decrease Shim Thickness No Correction Required Increase Shim Thickness
Fig3-859
Checking Tooth Contact NOTE: After correcting backlash of the secondary driven bevel gear, it is necessary to check tooth contact
1Remove the secondary driven output shaft assembly from the left-side crankcase half2Clean the secondary driven bevel gear teeth of old oil and grease residue3Apply thin, even coat of machinist-layout dye to several teeth of the gear4Install the secondary driven output shaft assembly5Rotate the secondary driven bevel gear several revolutions in both directions6Examine the tooth contact pattern in the dye and compare the pattern to the illustrationsFig3-857
ATV-0104
Correcting Tooth Contact NOTE: If tooth contact pattern is comparable to the correct pattern illustration, no correction is necessary