GMC Sierra 1500 Tonneau Cover - Undercover - Ultra Flex - Matte Black - `19-`26
GMC Sierra 1500 Tonneau Cover - Undercover - Ultra Flex - Matte Black - `19-`26
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GMC Sierra 1500 Tonneau Cover – UnderCover Ultra Flex, Matte Black (2019–2026). A durable, hard-folding bed cover engineered for function, security, and clean style.
Built with high-density aluminum panels and a premium matte powder coat, Ultra Flex delivers sturdy protection and smooth operation. Dual-action tailgate seal lets you shut the gate with the cover up or down, while automatic latches and multiple driving positions provide quick access. Clamp-on L-Rails simplify install. Fits 2019–2026 Sierra 1500 New Body Style with 6'7" bed; works with or without MultiPro/Multi-Flex tailgate; not for CarbonPro beds.
Features
- Hard folding, ultra low-profile design
- Matte black, premium powder-coated finish
- Carpeted underpanels and integrated bed rail light
- Dual-action tailgate seal and automatic latching
- Weather resistant construction
- Made in the USA; 5-year warranty
Have questions or want to plan your build? Call us—we're glad to help. We offer installation and customization at our Austin, TX and Los Angeles, CA area shops: 512-982-9393 (TX), 562-981-6800 (CA).
Thinking about multiple items? Contact us for possible shipping discounts. We install on premises at both locations.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Need Assistance?
We're here to help!
Call us at 512-982-9393 (Austin, TX) or
562-981-6800 (Signal Hill, CA)
and get assistance from one of our sales team members!
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