2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Guaranteed 12/24 Delivery Still Available see item page for details! available on most items - Details
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Find Bed Covers & Tonneau Covers for your Sierra 1500
UnderCover LUX Hinged Tonneau Cover; Unpainted (14-18 Sierra 1500 w/ 5.80-Foot Short & 6.50-Foot Standard Box)Find parts that fit my vehicle
Item S506288
Sierra 1500 Sales Techs:
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M-F 8:30A-11P, Sat-Sun 8:30A-9P
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3 Reviews
Our Price
$1,099.99
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- To Learn How to Measure Your Bed Click Here
- LUX Hinged Tonneau Cover – Unpainted
- Crafted From A Durable ABS Material
- Painted to Match Your Truck’s Factory Paint Job
- Single Point Locking System Controls Both Locking Hinges
- Patented X-Effect Infrastructure Keeps Cover Strong
- Quick and Easy Installation and Removal - Only 65lbs
- Wall Mount Hardware Included
- Aerodynamic Style Lines Provide a Stylish, Modern Look and Feel
- LED Lighting System Included
- Impact Resistant
- Durable In Extreme Temperatures
- Secures Cargo
- Made in the USA
- Easy Installation
- Lifetime Warranty
- Fits All 2014-2018 GMC Sierra 1500 Models w/ Short & Standard Boxes
| Brand | UnderCover |
| Tonneau Cover Type | Hinged |
| Tonneau Cover Installation | Clamp On |
| Tonneau Cover Locking | Keyed Lock |
| Toolbox Compatibility | Not Toolbox Compatible |
Description
High Performance. Undercover knows how to build a Tonneau cover that will out-perform all others. The UnderCover LUX Hinged Tonneau Cover – Unpainted is made from a durable ABS material that can stand up in the harshest of conditions without warping or bending. This product features an unpainted surface but you can choose to match your truck’s factory paint job if wanted.
Secured Cargo. The single point locking system controls both locking hinges, providing secure protection for your cargo. The LED lighting system is super handy when accessing your cargo in dark environments. The aerodynamic style provides a modern, flush profile that gives your Sierra a classic look.
Superior Quality. Made in the USA, this cover is impact resistant and features the patented X-Effect infrastructure that keeps it super strong. Durable wall mount hardware is included for installation ease.
Installation. This install is easy and can be completed with the use of common garage tools in approximately 1 hour or less.
Warranty. Undercover stands behind this product with a Lifetime Limited Warranty. Any defect found as a result of faulty manufacturing will be covered in full.
Application. The UnderCover LUX Hinged Tonneau Cover – Unpainted fits all 2014-2018 GMC Sierra 1500 models with short and standard boxes.
Technical Note. Not sure of your bed size? Click here for an instructional video explaining how to measure your bed length.
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Fitment:
- 2014 GMC Sierra 1500
- 2015 GMC Sierra 1500
- 2016 GMC Sierra 1500
- 2017 GMC Sierra 1500
- 2018 GMC Sierra 1500
UnderCover UC1136S
UC1146S
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Tonneau Cover
- (1) Hardware
- (1) Installation Instructions
5.0
Customer Reviews (3)
Reviews of UnderCover Exterior products have an average rating of 4.8 out of 5
Questions & Answers
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Will It Fit My Sierra 1500
- 4.3L V6 - 14, 15, 16, 17, 18
- 5.3L V8 - 14, 15, 16, 17, 18
- 6.2L V8 - 14, 15, 16, 17, 18
