2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 366Get this manual
FRONT DRIVING MECHANISM (Except TM modell Install new ring gear bolts and tighten them in crisscross pattern in several stepsTORQUE: 49 N'm !5 .0 kgfm36 1bfft)
Inspect he slip torque (page 1S-,9)If the slip torque is out of specification, perform the shim adjustmentReplace the differential assembly when the replacement shim is changed by 0.3 mm or more from the selected shim