This OEM Tonneau Cover, Hard Folding -- 80 Conventional Bed replacement part was specifically designed for your 2021 Ram 2500 HD. It goes through rigorous testing to assure peak performance and safety while maintaining strict FCA quality requirements. Rest assured part number 82216490AA is of original FCA quality, supplied by the same people who engineered your vehicle and covered by the Mopar warranty. Mopar is the original equipment parts supplier for Chrysler, Dodge, Jeep, Ram and Fiat vehicles.