2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 240Get this manual
SUB-TRANSMISSIONGEARSHIFT LINKAGE Measure the shift fork shaft O.D
SERVICE LIMIT: 10.96 mm (0.431 in)
Check the shift drum guide grooves for abnormal wear or damageCheck the shift drum center plate and shifter gear for abnormal wear or damageRemove the bolt, center plate, shifter gear and dowel pin if necessary
CENTER BOLT Install the dowel pin, drum shifter gear and center plateApply locking agent to the drum center bolt threadsInstall and tighten the boltTORQUE: 27 Nm (2.8 kgfm, 20 lbfft) CENTER PLATE DOWEL PIN