2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 484Get this manual
REAR DRIVING MECHANISM Replace flt'lr comIxmellls as an assembly
Check the followi ng for wear or damage :
bea ring cage race steel balls
inboard joint
Rem ove the fo llow ing :
shaft boot band ut boa rd boot band utboa rd boo t
SHAn BOOT BAND OUTBOARD BOOT BAND