2005-2006 Honda ATV TRX500FE/FM/TM FourTrax Foreman Factory Service Manual, Page 323Get this manual
FRONT DRIVING MECHANISM (FMFE models)
FRONT FINAL DRIVE INSTALLATION
Place the differential into the frameInstall the right drive shaft onto the front final gear in the same manner as on page 16-11FRONT FINAL GEAR ASSEMBLY
RIGHT DRIVE SHAFT Install new stopper ring into the groove in the propeller shaftApplyof molybdenum disulfide grease to the front final clutch outer ring splinesInstall the propeller shaft assembly into the front final clutch outer ring until the stopper ring seats in the outer ring grooveMake sure that the stopper ring is seated properly by pulling on the propeller shaft lightly,-OUTER RING STOPPER RING