Xbrakes Performance Rotors Are Made from The Highest Quality Raw Materials. We Use Only G3000 Premium Grade OEM Quality Castings. Each Rotor Is Perfectly Mill-Balanced, And Double Disc-Ground Giving You An Ultra Smooth Finish. All Xbrakes Rotors Are Made To Match OEM Specifications Ensuring You Will Always Have A Perfect Fit. Each Rotor Is Carefully Machined Using Automated CNC Equipment And digitally scanned for precise tolerances. Each Xbrakes Performance Rotor Set Comes With An Industry First Nano Coated Finish That Prevents Rust And Corrosion, And Lasts Over 5 Times As Long As Zinc Or Electrostatic Paint-Covered Rotors. Read more: https://brakeworld.com/2021-chevrolet-tahoe-rst-xbrakes-smart-slot-redred-front-rotor-x19011001r