2003 Honda ATV TRX650FA Rincon Factory Service Manual, Page 387Get this manual
REAR DRIVING MECH ANISM INSTALLATIO N In st all new stop per rin into the groove in the inboard joint splines
Be careful not to damage the oil se a! in the gear case
Inst all he rive shaft by ho ldi ng he inbo ar oi nt un til he stopper in seats in he roove
Make sure th st opper rin is seated properly by lling on th in boa rd in li ht ly
Pack the li cav ities of he in er du st seal it 2.5 of greas eSet he upp er arm and shock absorbe into th rame prope ly fit he knuck le over he drive sha ft