2007-2009 Honda TRX300EX TRX300X service manual, Page 241Get this manual
FRONT WHEELSUSPENSIONSTEERINGRemove the cotter pins and loosen the ball joint nuts, but do not remove them yet Release the ball joints, using the special tool according to the instructions described belowTOOL: Ball joint remover, 28 mm
07MAC-SL00200
BALL JOINT REMOVER
Apply grease to the ball joint remover at the point shownTh is wi ll ease installation of the tool and prevent damage to the pressure bolt threadsInsert the jaws carefully, making sure that you do not damage the ball joint bootIf necessary, apply enetrating type lubricant to loosen the ball joint