Most likely a 3/8 Allen, but 15 mm wrench is possible.
Remove wheel Remove caliper mounting bolts Slide caliper off rotor Rotor should slide off hub Remove wheel Remove caliper mounting bolts Slide caliper off rotor Rotor should slide off hub
Most vehicles: it is secured by 2 mounting bolts Remove these and caliper should slide off rotor
Two mounting bolts at rear of caliper - then slide caliper off rotor
Remove wheels Remove caliper mounting bolts Slide caliper off rotor Peel rotor off hub
I believe that caliper is held with 10mm bolts. Remove caliper, then caliper mounting frame, then rotor will come off.
Remove caliper, then caliper mounting frame. Works on most vehicles.
Remoce wheels Remove 2 caliper mounting bolts Slide caliper off rotor Remove rotor
You first remove the caliper, then the caliper mounting bracket. Then the rotor is free.
Should be of the "peel off" type remove wheel Remove caliper mounting bolts Remove and support caliper remove rotor
Remove wheel loosen and remove flexible brake line to caliper Remove 2 mounting bolts Slide caliper off rotor
Remove caliper mounting bolts and slide caliper off rotor
You usually have to take off the brake caliper, then the caliper mounting bracket to free the rotor.