2003 Honda ATV TRX650FA Rincon Factory Service Manual, Page 394Get this manual
REAR DRIVING MECHANISM Repl ace the pinion sh im ith hi cker one if the contac pa tte rn is too high, ard he face
TOO HIGH:
DRIVE SIDE
COAST SIDE
Replace he pi nio shim it thin ner ne if th e
contact patte rn is too lowtowa rd he flankTh pattern wi ll shih about 0.51.0 mm (0.020.04 n) he the thickn ess the shim is ch anged by 0.12 mm (0.005 in)Pinion gear shims:1.82 mm (0.072 n) B: 1.88 mm (0.074 in) c1.94 mm (0.076 inD: 2.00 mm (0.079 in) E: 2.06 mm (0.081 n) F: 2.12 (0.083 in) G: 2.18 (0.086 in)