How do caliper pistons pull away from the rotor?
How do caliper pistons pull away from the rotor? Fluid pressure inside the caliper pushes one or more pistons outward to apply the brake. When the brake pedal is released, hydraulic pressure drops and the calipers loosen their grip. When the brakes are released, the piston seals retract the pistons, allowing the rotor runout to kick the pads away from the rotors. How do you remove a caliper from a front rotor? Remove the caliper from the front rotor. Do not damage the caliper by allowing it to hang off the control arm by the brake line. Instead, attach the...