2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 139Get this manual
CLUTCHGEARSHIFT LINKAGE Check the clutch inner for wear or damageCLUTCH INNER
Check the sliding surfaces of the one-way clutch outer for excessive wear or damageIf necessary, replace the one-way clutch inner and outer as setMeasure the one-way clutch drum I.DSERVICE LIMIT: 42.04 mm (1.655 in)