Hard Folding Tonneau Cover for Silverado Sierra – Flex 19–25 5ft 9in Low Profile Aluminum

2025-09-05T08:08:54-06:00

Vendor: Undercover
Type: Bed Covers - Folding
Price: 999.99

If you're searching for a Silverado Sierra hard folding tonneau cover that blends rugged durability with sleek design, the Flex 19-25 5ft 9in cover is your go-to upgrade. Built for 2019–2025 Chevy Silverado and GMC Sierra trucks (excluding CarbonPro beds), this cover fits like a glove and works with or without the MultiPro tailgate.

Made from heavy-duty aluminum, this hard folding tonneau cover delivers full bed access while maintaining a low-profile look that enhances your truck’s style. The textured black finish adds a bold touch, and the front opening feature makes it easy to reach gear near the cab. Whether you're hauling tools or tailgating, this cover keeps your cargo protected and your truck looking sharp.

Installation is a breeze—no drilling required, and it mounts in just 15 minutes. It’s not lockable, but it’s built to withstand the elements and keep your gear secure. With a specific fit for Silverado and Sierra 5ft 9in beds, this cover is the perfect blend of form and function for truck owners who demand more.

Features and Benefits

Hard Folding Aluminum Design – Durable and weather-resistant for long-term protection.

Full Bed Access – Fold-up operation allows complete access when needed.

Low Profile Style – Sits flush on truck rails for a clean, aerodynamic look.

Textured Black Finish – Adds rugged appeal and resists scratches.

Front Opening Feature – Convenient access to cargo near the cab.

Quick Install – No drilling required; mounts in just 15 minutes.

Compatible with MultiPro Tailgate – Works with or without this feature.

Specific Fit for 2019–2025 Silverado/Sierra – Guaranteed compatibility for 5ft 9in beds.

Built for the American Hustle

From job sites in Detroit to weekend getaways in the Rockies, this Silverado Sierra hard folding tonneau cover keeps your gear protected and your truck looking sharp. It’s the kind of upgrade that works as hard as you do—without slowing you down.

Specifications

Feature | Detail
Part Number | undFX11022
Fitment | 2019–2025 Silverado/Sierra (No CarbonPro)
Bed Length | 5ft 9in
Material | Aluminum
Finish | Textured Black
Install Time | 15 Minutes
Drilling Required | No
Full Bed Access | Yes
Front Opening | Yes
Lockable | No
Toolbox Compatible | No
Mounting Hardware | Included
Operation | Fold-Up
Paintable | No
Prop 65 Warning | Yes – Cancer and Reproductive Harm

Warranty
Installation Instructions
Installation Instructions

This Part Fits:

Year | Make | Model | Submodel
2019-2025 | Chevrolet | Silverado 1500 | Custom
2019-2025 | Chevrolet | Silverado 1500 | Custom Trail Boss
2019-2025 | Chevrolet | Silverado 1500 | High Country
2019-2025 | Chevrolet | Silverado 1500 | LT
2019-2025 | Chevrolet | Silverado 1500 | LT Trail Boss
2019-2025 | Chevrolet | Silverado 1500 | LTZ
2023-2025 | Chevrolet | Silverado 1500 | PPV
2019-2025 | Chevrolet | Silverado 1500 | RST
2019-2021 | Chevrolet | Silverado 1500 | SSV
2019-2025 | Chevrolet | Silverado 1500 | WT
2022-2025 | Chevrolet | Silverado 1500 | ZR2
2022 | Chevrolet | Silverado 1500 LTD | Custom
2022 | Chevrolet | Silverado 1500 LTD | Custom Trail Boss
2022 | Chevrolet | Silverado 1500 LTD | High Country
2022 | Chevrolet | Silverado 1500 LTD | LT
2022 | Chevrolet | Silverado 1500 LTD | LT Trail Boss
2022 | Chevrolet | Silverado 1500 LTD | LTZ
2022 | Chevrolet | Silverado 1500 LTD | RST
2022 | Chevrolet | Silverado 1500 LTD | SSV
2022 | Chevrolet | Silverado 1500 LTD | WT
2019-2025 | GMC | Sierra 1500 | AT4
2022-2025 | GMC | Sierra 1500 | AT4X
2019-2021 | GMC | Sierra 1500 | Base
2019-2025 | GMC | Sierra 1500 | Denali
2022-2025 | GMC | Sierra 1500 | Denali Ultimate
2019-2025 | GMC | Sierra 1500 | Elevation
2022-2025 | GMC | Sierra 1500 | Pro
2019-2025 | GMC | Sierra 1500 | SLE
2019-2025 | GMC | Sierra 1500 | SLT
2022 | GMC | Sierra 1500 Limited | AT4
2022 | GMC | Sierra 1500 Limited | Denali
2022 | GMC | Sierra 1500 Limited | Elevation
2022 | GMC | Sierra 1500 Limited | Pro
2022 | GMC | Sierra 1500 Limited | SLE
2022 | GMC | Sierra 1500 Limited | SLT

REVIEWS

MB

This cover is exactly what my Silverado needed. It looks clean, installs fast, and gives me full access to the bed. No rattles, no leaks—just solid performance.

Mark B.

Phoenix, AZ

★★★★★

TS

I’ve had this on my Sierra for 6 months and it’s held up through rain, snow, and sun. Super easy to use and the front opening is a game changer for grabbing gear quickly.

Tina S.

Boise, ID

★★★★★