2008 Arctic Cat DVX 400 ATV Service Manual, Page 25Get this manual
MEASURINGREPLACING REAR BRAKE PADS 1Release the parking brake, if applied; then remove two cap screws securing the brake caliper assembly to the rear housing 5Using calipers, measure the thickness of each brake pad6If the thickness of any brake pad is less than 2.0 mm (0.078 in, all brake pads must be replacedNOTE: The brake pads should be replaced as complete set
7Using compressed air, blow dust and brake pad residue from the caliper; then install new brake pads and secure with the two mounting pinsTighten to specifications (see Section 10) and lock with the tabs on the washer
NOTE: Do not depress the brake pedal as this will push the piston out spilling brake fluidThe rear brake system will have to be refilled and bled if this occurs
2Bend down the locking tabs (A) on the washer and remove the brake pad mounting pins (B); then remove the brake pads