2007-2009 Honda TRX300EX TRX300X service manual, Page 176Get this manual
GEARSHIFT LINKAGE Remove the following: Bolt Shift drum stopper arm Washer Return spring
INSPECTION
Check the gearshift spindle for wear, damage or bendingCheck the return spring for fatigue or damageGEARSHIFT SPINDLE
RETURN SPRING
Disassemble the guide plate assemblyCheck the ratchet pawls, plungers and springs for wear or damage, replace if necessary