2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 337Get this manual
DRIVETRAIN SYSTEM pipe setting cap and a-ring oil feed pip pip setting co llar (by pu lli ng it ut ith need le nose pliers) and -rin SETIING COLLA R
SETIINGCAP il fe ed pipe and ring
CRANKCASE SETIING CAP SETIING COLLA O-RING