Rear Disc Brake Calipers Pair w/Bracket for Acura RDX 2013-2018 1.50" Piston

For Acura RDX 2013-2018. Brake Piston Count 1 Piston. When you push the brake pedal, brake fluid creates pressure on pistons in the brake caliper, forcing the pads against the brake rotor and slowing your car.