Extang 2021 Chevy/GMC Silverado/Sierra (6 ft 9 in) 2500HD/3500HD Trifecta ALX

The easiest truck bed cover just got easier. The Trifecta ALX packs the same great features as Extangâ??s best-selling tri-fold cover, the Trifecta 2.0, but with a Secure Rotary Release Latching System at the tailgate and an automatic latching feature thatâ??ll make getting the goods in and out of your truck bed that much faster.Installation InstructionsThis Part Fits: Year Make Model Submodel 2020-2025 Chevrolet Silverado 2500 HD Custom 2020-2025 Chevrolet Silverado 2500 HD High Country 2020-2025 Chevrolet Silverado 2500 HD LT 2020-2025 Chevrolet Silverado 2500 HD LTZ 2020-2025 Chevrolet Silverado 2500 HD WT 2024-2025 Chevrolet Silverado 2500 HD ZR2 2020-2025 Chevrolet Silverado 3500 HD High Country 2020-2025 Chevrolet Silverado 3500 HD LT 2020-2025 Chevrolet Silverado 3500 HD LTZ 2020-2025 Chevrolet Silverado 3500 HD WT 2020-2025 GMC Sierra 2500 HD AT4 2024-2025 GMC Sierra 2500 HD AT4X 2020-2021 GMC Sierra 2500 HD Base 2020-2025 GMC Sierra 2500 HD Denali