Remove the cap on the master cylinder and siphon off about 1/2 of brake
>fluid. Using a C clamp compress the pistons until they bottom out by putting
>one clamping pad on the caliper body and the other on the outer brake pad.
>With the piston(s) fully retracted the caliper and pads will easily slip >over the rotor.
ouch!!!!! you just focked his rear caliper h u r c
a s t