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Find Bed Covers & Tonneau Covers for your Sierra 3500

UnderCover Select Hard Folding Tonneau Cover (20-25 Sierra 3500 HD w/ 6.90-Foot Standard Box)Find parts that fit my vehicle

Item SHG44019
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$849.99 each

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

      • UnderCover Select Hard Folding Tonneau Cover
      • Provides Impressive Form, Functionality, and Exceptional Cargo Security
      • Allows for Full Bed Access With Quick-Release Knobs
      • Engineered to Be Lightweight and Durable
      • Ultra-Low-Profile Design
      • Equipped With Molded Rubber Hinges for Flexibility and Easy Operation
      • Heavy-Duty Aircraft-Grade Aluminum Construction
      • Features a UV-Resistant Matte Black Powder-Coat Finish
      • With No External Locks or Latches
      • Made in the USA
      • Easy Installation
      • Backed by a Limited 3-Year Warranty
      • Fits 2020-2025 GMC Sierra 3500 HD With 6.90-Foot Standard Box Models

      Description

      Rugged Folding Tonneau. The UnderCover Select Hard Folding Tonneau Cover offers secure, all-weather protection with full bed access for your GMC Sierra 3500 HD. Designed for both functionality and sleek appearance, it features a lightweight yet sturdy build, making it a reliable addition for cargo protection on workdays and road trips alike.

      Construction and Appearance. Built from heavy-duty aircraft-grade aluminum, this cover is finished in a UV-resistant matte black powder-coat that enhances durability and resists fading. Molded rubber hinges contribute to flexible, easy operation, while the ultra-low-profile design blends seamlessly with your truck's lines.

      Installation. Installation is straightforward and does not require drilling, thanks to user-friendly quick-release knobs. Most users can complete the setup with basic hand tools in under an hour.

      Warranty. Backed by a limited 3-year warranty for peace of mind and long-term confidence.

      Application. This UnderCover Select Hard Folding Tonneau Cover fits 2020-2025 GMC Sierra 3500 HD with 6.90-foot standard box models.

      UnderCover SL14024

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 1 Hour

      Difficulty Level:

      Simple installation for anyone.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Tonneau Cover
      4.8

      Reviews of UnderCover Exterior Products (440)

      Brand Image

      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 3500

      • 6.6L V8 - 20, 21, 22, 23, 24, 25
      • 6.6L V8 Duramax - 20, 21, 22, 23, 24, 25