2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 387Get this manual
REAR DRIVING MECHANISM Replace the pinion gear sh im with thicker one if
the contact pattern is too high, toward the face
TOO HIGH:
PINION GEAR SHIM
Drive side
Coast side
Replace the pinion gear shim with thinner one if the contact pattern is too [ow, toward the flank.PINION GEAR SHIM
The pattern will shift about 0.51.0 mm (O.02 0.04 in) when the thickness of the shim is changed by 0,12 mm (0.005 in )
Pinion gear shims: A: 1.64 mm (D.06S in) B: 1.70 mm (0.067 in)1.76 mm (a.aS9 in)1.82 mm (0.072 in) E: 1.88 mm (0.074 in )
F: 1.94 mm (0.076 in) G: 2.00 mm (0.079 in) H: 2.06 mm (O.Oel in) I: ,12 mm (0.083 in)2.18 mm (0.086 in)