2004-2005 Honda TRX450R Factory Sevice Manual, Page 292Get this manual
HYDRAULIC BRAKE Inst all the boot into he master cy linder and push rod roove
Coat new D-ri ng wi th DOT brake fluid and nstall it onto th reservoir hose jo int
Apply locking agent to the joint screw th readsIn sta ll the reserv oir hose joint into the ast er cylin der and tighten the screwTORQUE'm (0.2 kgf m1.4 Ibf-ftl