2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 231Get this manual
HYDRAULIC DISC BRAKE Push the caliper piston all the way in to allow installation of new brake padsNOTE: Check the brake fluid level in the brake reservoir as his operation causes the level to rise
Pull the pad pins out of the cal iper body while pushing the pads in against the pad spring Remove the brake pads
Make sure the pad spr ing is in positionInstall new brake pads into the caliper body with the shim facing toward the pistonInstall the pad pins by pushing in the pads against the pad spring to align the pad pin holes in the pads and caliper body
Install the brake caliperbracket so the disc is positioned between the pads, being careful not to damage the padsInstall new brake caliperbracket mounting bolts and tighten them to the specified torqueTORQUE30 Nm (3.1 kgfm22 Ibf.ft)