2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 376Get this manual
FRONT DRIVING MECHANISM PINION GEAR INSTALLATION When the gear set, differential bearing, differential housing andor gear case has been replaced, use 2.00 mm (0.079 in) thick shim for initial reference
Install the shim and new bearing onto the pinion gearPINION GEAR
PINION BEARING
PINION SHIM
Press the pinion bearing onto the pinion gear
TOOLS: Driver, 40 mm I.DAttachment, 30 mm I.D07746-0030100 07746-0030300 ATTACHMENT