2007-2009 Honda TRX300EX TRX300X service manual, Page 162Get this manual
CLUTCH Install the clutch center assembly into the clutch outerInstall the lock washer with the "OUT SIDE" mark facing outApply engine oil to the threads and seating surface of new clutch center lock nut and install it
Attach the clutch center holder to the pressure plate bossesInstall the lock nut wrench and extension bar, then tighten the lock nut to the specified torque
TOOLS: Clutch center holder Holder plate Holder collar lock nut wrench, 17 27 mm Extension bar
07JMB-MN50301 or 07HGB-001010A and 07HGB-001020B (U.S.Aonly) 07716-0020300 or equivalent commercially available in U.S.A07716-0020500 or equivalent commercially available in U.S.A