Extang · New
Extang 19-21 Chevy/GMC Silverado/Sierra 1500 (6 ft 6 in) Does Not Fit Storage Boxes Trifecta ALX
MPN 90457 · Store SKU ext90457
Supplier stock checked 11/7/2026, 11:38:30 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
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. Trifecta ALX Tonneau Cover - Black - Leather Grained Fabric - 2019 (New Body Style)-2026 Chevy Silverado/GMC Sierra 1500 6' 7" Bed without Factory Side Storage Boxes without CarbonPro Bed with or without MultiPro/MultiFlex Tailgate Trifecta ALX Tonneau Cover-Black-Leather Grained Fabric-2019 (New Body Style)-2026 Chevy Silverado/GMC Sierra 1500 6ft. 7in. Bed without Factory Side Storage Boxes without CarbonPro Bed with or without MultiPro/MultiFlex Tailgate Trifecta ALX - 19 (NewBody)-26 Silv/Sierra 1500 6'7" w/o SideStrgBxs w/o CrbnPro Trifecta ALX-19 (NewBody)-26 Silv/Sierra 1500 6ft.7in. w/o SideStrgBxs w/o CrbnP
Manufacturer fitment & guides
Check 90457 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y