2006-2014 Honda FourTrax ATV TRX250 EX TRX250X Service Manual, Page 275Get this manual
BRAKE SYSTEM INSPECTION Check the caliper cylinder and piston for scoringscratches or damageMeasure the caliper cylinder 1.0SERVICE LIMIT: 34.02 mm (1.340 in)
Measure the caliper piston 0.0SERVICE LIMIT: 33.87 mm (1.333 in)
ASSEMBLY
BLEED VALVE PAD PINS PAD PIN PLUGS
CALIPER BRACKET SPRING WASHER