2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 259Get this manual
CLUTCHKICKSTARTERGEARSHIFT LINKAGE ('04'05) INSPECTION Check the gearshift spindle for wear or damageCheck the spindle plate for wear, damage or deformationCheck the return spring for fatigue or damagePLATE
RETURN SPRING Check the ratchet pawls, plungers and drum shifter for wear or damageCheck the plunger spring for fatigue or damageRATCHET PAWL