1999-2004 Honda TRX400EX FourTrax Service Manual, Page 216Get this manual
HYDRAULIC DISC BRAKE Install the caliper bracket over the caliper body with the spring washer (between the slide pin and bracket) and thread the slide pin into the bracket, being careful not to damage the pin bootMake sure that the boots are seated securely into the pin grooves-
Install the brake pads (page 14-61, Tighten the slide pin
SLIDE PIN
TORQUE 23 N.m 12.3 kgf.m, 17 IbfW
Connect the brake hose to the brake caliper with the oil bolt and new sealing washers, and tighten the oil bolt