2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 379Get this manual
FRONT DRIVING MECHANISM It is important to turn the pinion gear while tightening the boltsIf the ring gear shim is too thick, the gears will lock after only light tightening
Apply locking agent to the threads of the two 10 mm boltsInstall the bolts and tighten them in several steps until the cover evenly touches the gear caseThen, while rotating the pinion gear, tighten the bolts to the specified torque in crisscross pattern in several stepsTORQUE: 10 mm bolt: 49 Nm (5.0 kgfm, 36 lbfft) mm bolt: 25 Nm (2.6 kgfm, 19 lbfft) Make sure that the gear assembly rotates smoothly without binding