2006 Honda TRX680 Rincon Factory Service Manual, Page 453Get this manual
FRONT DRIVING MECHANISM ASSEMBLY DRIVESHAFT INBOARD JOINT
SHAFT BOOT BAND OUTBOARD BOOT
OUTBOARD JOINT
SNAP RING BEARING STOPPER RING BEARING RACE BANDB
INBOARD BOOT BEARING CAGE BAND A
OUTBOARD BOOT BAND
Each boot has an identification mark; "BJ71" for the outboard and "UJ68" for inboardInboard: UJ68 Outboard: BJ71