[Premium Material]: YHTAUTO Affordable and Prime Disc Brake Caliper with Bracket,Designed for Reliable Caliper Brake Power Output and Ensures Safe Braking; Non re-built or re-manufactured
[Direct Fit]: Replacement for Chevrolet Suburban 3500 HD 2016-2018, Silverado 2500 HD/3500 HD 2011-2019
[Direct Fit]: Replacement for GMC Sierra 2500 HD/3500 HD 2011-2019
[Install Location]: Front Left and Right, Driver and Passenger Side; Inlet Port Size: M10 x 1.5; OD Piston Size: 2.37 inches; Brake Piston Count: 2 Pistons; Piston Material: Steel; Bleeder Port Size: M10 x 1.0; Direct Replacement for Original Equipment, Speed up the response speed of suspension and guarantee handleability and stability