2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 296Get this manual
CRANKCASETRANSMISSIONCRANKSHAFTBALANCER ('04- '05) Attachment, 52 55 mm 07746-0010400 Attachment, 62 68 mm 07746-0010500 Attachment, 72 75 mm 07746-0010600
Pilot, 17 mm 07746-0040400
Pilot, 20 mm 07746-0040500
Pilot, 25 mm 07746-0040600
Pilot, 30 mm 07746-0040700