Installation Time
(approx) 20 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Features, Description, Q&A, Specs & Installation
Brand | UnderCover |
Tonneau Cover Type | Hinged |
Tonneau Cover Installation | Clamp On |
Tonneau Cover Locking | Keyed Lock |
Toolbox Compatibility | Not Toolbox Compatible |
Maximum Strength for Maximum Protection. Give your truck bed maximum security and protection with the UnderCover SE Smooth Hinged Tonneau Cover; Unpainted. This tonneau cover's unique design and tough build quality offer unmatched protection against both harsh weather, and hard debris. Likewise, its dual point locking system keeps your truck bed and its contents safe from pilferage. Lastly, this tonneau cover's slim profile adds a streamlined look to your truck's rear end.
Hard Hinged Lid Design. The UnderCover SE Tonneau Cover sports a hard hinged truck lid design that also employs a unique X-Effect structural bracing system. This patented design ups the tonneau cover's rigidity, enabling it to withstand a greater deal of abuse better than tarp-style covers, and even other hard truck lids. This truck bed cover comes with gas-charged prop struts that enable easy opening and closing of the lid. These struts also disengage easily, allowing full removal of your tonneau cover when needed. Lastly, this tonneau cover features a built-in battery-powered LED light that illuminates your truck bed, for easy content retrieval.
Tough Build Quality. The UnderCover SE Smooth Hinged Tonneau Cover constructed from tough ABS plastic composite. This tonneau cover uses mounting brackets that are made from high-grade aluminum alloy for durability and corrosion resistance. Lastly, this tonneau cover comes smooth and unpainted, allowing you to customize its look via painting or decals.
No-Nonsense Install Procedure. The UnderCover SE Smooth Hinged Tonneau Cover mounts onto your bed rails using brackets that don't require drilling or any other modification. Please note that truck beds equipped with drop-in plastic bedliners may interfere with bracket installation, and may need to be trimmed. Other than this step, installation is a no-nonsense procedure that requires just standard hand tools.
Comes With a 3-Year Limited Cover and 1-Year Limited Hardware Warranty. The UnderCover SE Smooth Hinged Tonneau Cover comes with a 3-year limited warranty covering manufacturing defects to its cover, and a 1-year warranty for its mounting hardware and struts. Please visit the manufacturer’s website for more details.
Application. The UnderCover SE Smooth Hinged Tonneau Cover; Unpainted fits all 2005-2015 Toyota Tacoma models.
Technical Note. Not sure of your bed size? Click here for an instructional video explaining how to measure your bed length.
Fitment:
UnderCover UC4056S
UC4066S
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 20 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
What's in the Box
Mar 27, 2025
Review shared from UnderCover Swing Case Storage System; Driver Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Install was easier than expected.
They click well. Hold without wiggle. Swing around 110 degrees (can access with the tonneau cover fully on). Recommendation: install the self-tapping screws last after you get the hinge and clasp all lined up.
Mar 21, 2024
Review shared from UnderCover Swing Case Storage System; Driver Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Love it must have
Easy to install, the 4 self tapping screws are the hardest part and even that is easy, great way to store tools and still have most of your bed space
Apr 27, 2022
Review shared from UnderCover Swing Case Storage System; Driver Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Swing out tool box
Perfect fit. Love it. Fits under the cover perfectly.
Jul 4, 2024
Review shared from UnderCover Armor Flex Tri-Fold Tonneau Cover (24-25 Tacoma)
Perfect fit and easy to install
I have a 2024 Tacoma TRD OR 6’ bed. I did a lot of research looking at different designs and brands. The UnderCover Armor Flex stood out as the perfect fit for what I wanted. Extreme Terrain helped me get the order placed at a good price and it arrived in 3 days!! The install was easy and it looks amazing! The only thing I would suggest is during the install on step 5, line up the side rails to the adapter rail at the tailgate end (do not push the rail all the way toward the cab). You will get a much better fit and it lines up a lot better. I absolutely love the way it looks!
May 27, 2024
Review shared from UnderCover Swing Case Storage System; Driver Side (19-23 Tacoma w/o Storage Box)
Great Concept, Well Executed
The cases are a great alternative to traditional toolboxes. In general, they work as intended, but the constraints of the truck bed make them less than ideal. They are just too small for some of the things I need to carry. The irregular design prohibits the optimum use of space. Having said that, they are a great match with a bed cover.
Apr 19, 2024
Review shared from UnderCover Swing Case Storage System; Driver Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
A super handy addtion
I love how easy this is to use and it stores my stuff safely and dry too. Plus installing it was super easy as well, took maybe about half an hour at most
Oct 16, 2023
Review shared from UnderCover Swing Case Storage System; Driver Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Great product and easy to install
The tool box is very sturdy and pretty easy to install. I love it
Aug 25, 2023
Review shared from UnderCover Swing Case Storage System; Passenger Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Not what I expected
I bought both the driver and passenger sides. These boxes are plastic and not a very hard plastic. Although it has a lock on it someone could very easily break into it. There isn’t much space in it at all. I’m disappointed and diffinately not worth the money paid.
Jun 5, 2023
Review shared from UnderCover Swing Case Storage System; Passenger Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Nice little storage. Just doesn't latch onto the bracket
Like the concept it's a nice little storage box and doesn't take up hardly any room in my bed. Fits pretty well underneath my tonneau cover too. Only problem is after installing it it does not latch. It's about an inch and a half too low. I've adjusted it as low as I could and it still won't latch I have to lift up the toolbox a little bit to get it to latch on to the bracket. Thinking maybe putting some spacers in and that might work.
May 29, 2023
Review shared from UnderCover Swing Case Storage System; Passenger Side (05-18 Tacoma; 19-23 Tacoma w/ Storage Box)
Great Storage Idea
Excellent design and construction. Easy to install. Good instructions.
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