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The Undercover AX12018 Armor Flex is a premium, hard-folding tonneau cover engineered to provide maximum bed protection for 2014-2018 Silverado and Sierra trucks (including 2019 Legacy/Limited models). Designed for owners who demand both rugged durability and a refined aesthetic, this cover keeps your cargo secure while offering full bed access.
Protect your truck bed contents with the Undercover Armor Flex. This cover is built with heavy-duty panels and finished with a premium-grade LINE-X specialty automotive coating. This coating is specifically formulated to resist dents and scuffs, ensuring the cover maintains its sleek matte black appearance even in harsh, high-use environments. The low-profile design sits flush with your bed rails for a clean, streamlined look. The dual-action tailgate seal is a standout feature, allowing you to open or close the tailgate without needing to operate the tonneau cover first.
| Feature | Details |
| Brand | Undercover |
| Part Number | AX12018 |
| SKU | BKFX_AX12018 |
| UPC | 816391026549 |
| Material | Aluminum |
| Finish | Matte Black |
| Style | Hard Folding Cover |
| Install Time | 45 Minutes |
| Warranty | 5 Year Warranty |
This cover is specifically designed for 2014-2018 Chevrolet Silverado and GMC Sierra trucks (also fits 2019 Legacy/Limited models) with a 5'9" bed. Please verify your specific truck bed length and model year requirements. If you are uncertain about compatibility, please contact MyTruckPoint for expert assistance.
The Armor Flex AX12018 stands out due to its superior surface protection provided by the LINE-X coating. While many standard covers are prone to cosmetic wear, this model is built to handle the rigors of heavy use while keeping a professional matte black finish. Its combination of security, weather resistance, and ease of use makes it a top choice for serious truck owners.
This product is ideal for Silverado and Sierra owners who frequently haul equipment and require a secure, weather-resistant storage solution that doesn't sacrifice the truck's bed accessibility or aesthetic.
The installation process is straightforward, with an estimated time of approximately 45 minutes. No special rails are required for installation. We recommend that users familiarize themselves with the automatic latching mechanism for optimal operation.
Q: Does this cover work with a toolbox?
A: No, the Armor Flex AX12018 is not compatible with aftermarket truck bed toolboxes.
Q: How do I operate the tailgate with this cover?
A: The cover features a dual-action tailgate seal, which allows you to open and close your tailgate whether the last panel of the cover is up or down.
Q: Is the cover paintable?
A: No, this cover is not designed to be painted; it features a specific matte black LINE-X coating.
Q: Does it require additional rails for installation?
A: No, this model is designed for a simple installation process that does not require additional mounting rails.
Explore our full range of Tonneau Covers and Truck Bed Accessories. If you need assistance, our customer support team is ready to help.
Get the best protection for your truck bed today. Order your Undercover AX12018 Armor Flex Tonneau Cover from MyTruckPoint. Check availability above or contact us for compatibility confirmation before placing your order.
The Undercover AX12018 is designed for 2014-2018 Chevrolet Silverado and GMC Sierra trucks with a 5'9" bed, including 2019 Legacy/Limited models.
The premium-grade LINE-X automotive coating provides advanced protection against dents and scuffs, ensuring the cover remains durable even in extreme environments.
Yes, this hard folding cover is designed to provide full bed access when folded up, allowing you to utilize the entire cargo area.
The dual-action tailgate seal allows for universal tailgate operation, meaning you can open or close your tailgate regardless of whether the last panel of the cover is up or down.
The estimated installation time for the Armor Flex tonneau cover is approximately 45 minutes.
The Undercover Armor Flex cover is proudly made in the USA and is backed by a 5-year warranty.
No, this cover features a low-profile design and does not sit on the truck rails.
If you have any questions or need assistance, please reach out to us at 800.292.4173 or support@mytruckpoint.ca.
When it comes to your truck, compromise is not an option. At MyTruckPoint, we deliver the quality, speed, and trust that professionals across Canada depend on every day.
A decade of proven reliability serving truck owners, fleets, and businesses nationwide. We’ve built our reputation by delivering consistent quality and dependable service.
Over one hundred thousand successful orders — every one backed by accuracy, speed, and customer satisfaction you can count on.
No knock-offs. No compromises. Only genuine parts from top-tier brands, ensuring performance, safety, and long-term value.
Our parts are selected to handle real-world demands — tough jobs, long hauls, and harsh conditions. Because your truck deserves the best.
Premium quality doesn’t have to mean premium prices. We deliver exceptional value so you get more for every dollar spent.
Downtime costs money. That’s why we process orders quickly and deliver efficiently — so you can get back on the road faster.
Not sure what you need? Our experienced team is here to guide you with honest advice and the right solutions — every time.
We stand behind every order. Your satisfaction isn’t optional — it’s our priority.
MyTruckPoint — Trusted by Thousands. Built for the Road.
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We offer price Match plus 10% off the price different
Serving Canadian Since 2015