2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 337Get this manual
REAR DRIVING MECHANISM Disconnect the breather hose from the rear final gear caseRemove the four nuts and rear final gear assembly from the swingarmRemove the O-ring from the rear final gear case
REAR FINAL GEAR ASSEMBLY Remove the spring and rear drive shaft from the swingarm
INSPECTION