Applications: 1973-1986 For Chevy C10 2wd 2WD Models Only Requires 1.25" Brake Rotor Note: 2WD Models Only Requires 1.25" Brake Rotor Please Verify Your Brake Rotor Thickness Before Purchase will Fit Long And Short Bed Models If You Do Not Know How To Measure The Thickness Of Your Rotor, Ask Somebody. There Are 2 Different Rotor Thicknesses 1" and 1.25" Don't Order The Wrong Ones .