UnderCover 20-21 Silverado / Sierra HD 6.9ft Triad Bed Cover

The TRIAD by UnderCover is a hard-folding truck bed cover featuring matte black panels for a sleek and innovative addition to your truck bed. Integrated perimeter seals protect your truck bed from the elements, while aluminum panels enhance the security of your truck bed and support up to 600 lbs of evenly distributed weight. The TRIAD has 2 available riding positions in the fully closed and 2/3 open position for convenience to haul and manage most any cargo. The TRIAD is fashioned with easy-to-use tailgate clamps allowing quick access to the truck bed. The TRIAD hard-folding cover comes completely assembled to provide a quick and easy installation and backed by a 3-year warranty.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2020-2024	Chevrolet	Silverado 2500 HD	Custom
2020-2024	Chevrolet	Silverado 2500 HD	High Country
2020-2024	Chevrolet	Silverado 2500 HD	LT
2020-2024	Chevrolet	Silverado 2500 HD	LTZ
2020-2024	Chevrolet	Silverado 2500 HD	WT
2024	Chevrolet	Silverado 2500 HD	ZR2
2020-2024	Chevrolet	Silverado 3500 HD	High Country
2020-2024	Chevrolet	Silverado 3500 HD	LT
2020-2024	Chevrolet	Silverado 3500 HD	LTZ
2020-2024	Chevrolet	Silverado 3500 HD	WT
2020-2024	GMC	Sierra 2500 HD	AT4
2024	GMC	Sierra 2500 HD	AT4X
2020-2021	GMC	Sierra 2500 HD	Base
2020-2024	GMC	Sierra 2500 HD	Denali
2024	GMC	Sierra 2500 HD	Denali Ultimate
2022-2024	GMC	Sierra 2500 HD	Pro
2020-2024	GMC	Sierra 2500 HD	SLE
2020-2024	GMC	Sierra 2500 HD	SLT
2020-2024	GMC	Sierra 3500 HD	AT4
2020-2021	GMC	Sierra 3500 HD	Base
2020-2024	GMC	Sierra 3500 HD	Denali
2024	GMC	Sierra 3500 HD	Denali Ultimate
2022-2024	GMC	Sierra 3500 HD	Pro
2020-2024	GMC	Sierra 3500 HD	SLE
2020-2024	GMC	Sierra 3500 HD	SLT