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Used GMC Sierra 1500 AT4 for Sale in Westminster, CO

Filters (4)
Items 1 to 2 of 12.
    Sponsored by Red Rock GMC
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    Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    28,800
    Dealer Fees Included
    Similar Match
    Red Rock GMC
    1 (855) 646-2294
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    58View Vehicles

    58 Matches

    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2025 GMC Sierra 1500

    • AT4
    • 7K mi
    62,000
    Good Price
    No Additional Dealer Fees
    No Accidents
    Sponsored by Rickenbaugh Cadillac Volvo
    • 7.48 mi. away
    Call
    Used 2021 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 109K mi
    33,291
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Castle Rock Ford
    • 33.21 mi. away
    Call
    Certified 2023 GMC Sierra 1500 AT4 w/ Technology Package

    2023 GMC Sierra 1500

    • AT4
    • 87K mi
    42,325
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Mike Maroone Chevrolet GMC Longmont
    • 22.78 mi. away
    Call
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    Keep it Affordable.

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    $

    Based on 4.5% APR for mos.
    Price Drop
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2024 GMC Sierra 1500

    • AT4
    • 19K mi
    53,783
    Great Price
    Dealer Fees Included
    No Accidents
    Land Rover Flatirons
    • 8.99 mi. away
    Call
    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2025 GMC Sierra 1500

    • AT4
    • 12K mi
    57,000
    Great Price
    Dealer Fees Included
    No Accidents
    Larry H. Miller Ford Lakewood
    • 8.58 mi. away
    Call
    New 2026 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Consider Buying New

    2026 GMC Sierra 1500

    • AT4
    • 4 mi
    63,299
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
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    Price Drop
    Used 2023 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2023 GMC Sierra 1500

    • AT4
    • 29K mi
    51,586
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Sponsored
    Item 1 of 4.
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    RME HAS YOUR NEXT VEHICLE SEE WHY
    Used

    2024 GMC Sierra 1500

    • AT4
    • 43K mi
    52,690
    No Accidents
    Call
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 39K mi
    44,157
    Great Price
    Dealer Fees Included
    No Accidents
    Alpine Chevrolet
    • 13.22 mi. away
    Call
    Newly Listed
    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2025 GMC Sierra 1500

    • AT4
    • 8K mi
    58,350
    Dealer Fees Included
    No Accidents
    Mike Maroone Cadillac
    • 17.11 mi. away
    Call
    360°
    Used 2025 GMC Sierra 1500 AT4 w/ Technology Package

    2025 GMC Sierra 1500

    • AT4
    • 12K mi
    56,998
    Dealer Fees Included
    No Accidents
    Phil Long Ford Denver
    • 13.77 mi. away
    Call
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    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2025 GMC Sierra 1500

    • AT4
    • 7K mi
    62,000
    Good Price
    No Additional Dealer Fees
    No Accidents
    Rickenbaugh Cadillac Volvo
    • 7.48 mi. away
    Call
    360°
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    Used

    2022 GMC Sierra 1500

    • AT4
    • 55K mi
    46,585
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    360°
    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Premium Package

    2023 GMC Sierra 1500

    • AT4
    • 45K mi
    49,998
    Great Price
    Dealer Fees Included
    No Accidents
    Phil Long Ford Denver
    • 13.77 mi. away
    Call
    Price Drop
    360°
    Used 2025 GMC Sierra 1500 AT4
    Used

    2025 GMC Sierra 1500

    • AT4
    • 38K mi
    52,092
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
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    Used 2023 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2023 GMC Sierra 1500

    • AT4
    • 41K mi
    50,590
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2024 GMC Sierra 1500

    • AT4
    • 29K mi
    52,593
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Newly Listed
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 153K mi
    34,487
    Dealer Fees Included
    Family Trucks and Vans
    • 11.16 mi. away
    Call
    Price Drop
    Used 2019 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    Used

    2019 GMC Sierra 1500

    • AT4
    • 82K mi
    33,598
    Dealer Fees Included
    AutoNation Subaru Arapahoe
    • 18.34 mi. away
    Call
    Used 2025 GMC Sierra 1500 AT4
    Used

    2025 GMC Sierra 1500

    • AT4
    • 25K mi
    54,437
    Great Price
    Dealer Fees Included
    No Accidents
    Larry H. Miller Chrysler Dodge Jeep RAM 104th
    • 4.1 mi. away
    Call
    Used 2020 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2020 GMC Sierra 1500

    • AT4
    • 83K mi
    36,990
    Dealer Fees Included
    No Accidents
    AutoNation USA Denver Broadway
    • 14.98 mi. away
    Call
    High Demand
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2022 GMC Sierra 1500

    • AT4
    • 109K mi
    33,291
    Good Price
    Dealer Fees Included
    No Accidents
    Stevinson Toyota East
    • 12.42 mi. away
    Call
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 111K mi
    31,396
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Dodge Ram Broadway
    • 15.15 mi. away
    Call
    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2023 GMC Sierra 1500

    • AT4
    • 66K mi
    49,090
    Good Price
    Dealer Fees Included
    Alpine Chevrolet
    • 13.22 mi. away
    Call
    Price Drop
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 98K mi
    34,999
    Good Price
    Dealer Fees Included
    No Accidents
    Groove Toyota
    • 14.9 mi. away
    Call
    Used 2021 GMC Sierra 1500 AT4
    Used

    2021 GMC Sierra 1500

    • AT4
    • 79K mi
    35,998
    Great Price
    Dealer Fees Included
    AutoNation Chrysler Dodge Jeep Ram Arapahoe
    • 18.57 mi. away
    Call
    Newly Listed
    Used 2021 GMC Sierra 1500 AT4
    Used

    2021 GMC Sierra 1500

    • AT4
    • 102K mi
    35,688
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Certified 2025 GMC Sierra 1500 AT4

    2025 GMC Sierra 1500

    • AT4
    • 38K mi
    54,238
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 12.93 mi. away
    • Delivery
    Call
    Used 2025 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2025 GMC Sierra 1500

    • AT4
    • 25K mi
    57,374
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Used 2021 GMC Sierra 1500 AT4
    Used

    2021 GMC Sierra 1500

    • AT4
    • 96K mi
    36,949
    Dealer Fees Included
    No Accidents
    Alpine Chevrolet
    • 13.22 mi. away
    Call
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