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GMC Sierra

Find the ideal gmc bed cover to protect your truck. Our high-quality selection provides security for all Sierra models. These gmc truck bed covers combine rugged durability with a sleek style. They handle demanding work tasks and leisure activities easily.

15 products

    [Stealth Black] SYNETICUSA® MRB Retractable PRO Tonneau Cover

    Engineered for premium durability and seamless operation, this retractable cover features high-end double-walled aluminum slats with a matte black powder coat, offering superior protection.

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    Black tonneau cover on a truck with 'Stealth Black Premium Edition' text.
    Plus sign symbol

    Power Coated

    Plus sign symbol

    Mounting

    Plus sign symbol

    Material

    premium powder coated canister for SYNETICUSA AR Retractable PRO series tonneau cover

    Powder-coated matte finish canister

    This premium edition includes a fully powder‑coated black canister for enhanced corrosion resistance and a seamless, stealthy appearance.

    Powder-coated mounting clamps with text on a dark background

    Powder‑Coated Mounting Clamps

    Includes black powder‑coated clamp sets with black screws for a safer, more secure installation and cohesive premium look.

    Close-up of a metal product with 'Heavy-duty Stainless Steel' and 'Premium Aluminum' labels on a black background.

    Superior Aluminum Construction

    Built with superior aluminum components, this premium edition cover delivers long‑lasting strength, durability, and resistance to daily wear.

    Parts

    LED Lighting

    A pack of two black tonneau cover lock replacements with keys, displayed on a white background. dimension of the set of lock

    A Pair of Replacement Locks + Keys for MB / MR Retractable

    $100.00

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    $100.00

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    Tonneau cover lock cover replacement set with SYNETIC USA logo on a white background Black rectangular case with a transparent lid on a white background

    2 pcs Replacement Lock Covers for MB | MR Retractable

    $35.00

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    $35.00

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    The image shows a pair of black aluminum end caps for a retractable tonneau cover, with foam tape and screws. The end caps are designed to be replacement parts for the cover's rails. end cap components

    2 pcs Aluminum Endcap, foam tape and screws for MR | AR | ER Retractable Tonneau Cover

    $42.50

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    $50.00

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    Black screws and bolts on a white background with a close-up of a metal surface with screws. Four black powder coat metal screws on a white background with SYNETICUSA logo.

    4 pcs M8 Size, T-Slot Bolts (T-Bolts) w/ Washer Hex Nuts, Black, Stainless Steel

    $35.00

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    $35.00

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    Drain tube replacement parts with connectors and tubes on a white background, featuring the Synetic USA logo. Drain tube replacement parts with connectors and hoses on a white background, featuring the Synetic USA logo.

    2 pcs Drain Tube Replacement Parts

    $40.00

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    $40.00

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    Stopper piece for manual retractable cover with hardware components on a white background, featuring the Synetic USA logo. Black plastic block with dimensions labeled on a white background

    2 pcs Plastic Stopper Block for MB / MR Retractable Tonneau Cover

    $35.00

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    $35.00

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