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Used GMC Sierra 3500 AT4 for Sale in Westminster, CO

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Items 1 to 2 of 9.
    Sponsored by Red Rock GMC
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    New 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    87,081
    MSRP$92,055
    Dealer Fees Included
    Similar Match
    Red Rock GMC
    (970) 609-1324
    Call
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    58View Vehicles

    8 Matches

    Price Drop
    Certified 2025 GMC Sierra 3500 AT4 w/ Technology Package

    2025 GMC Sierra 3500

    • AT4
    • 7K mi
    75,097
    Dealer Fees Included
    No Accidents
    Sponsored by Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 28K mi
    69,894
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by ClearShift
    • 18.6 mi. away
    Call
    Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 3500

    • AT4
    • 34K mi
    68,583
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by ClearShift
    • 18.6 mi. away
    Call
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    Based on 4.5% APR for mos.
    Price Drop
    Certified 2025 GMC Sierra 3500 AT4 w/ Technology Package

    2025 GMC Sierra 3500

    • AT4
    • 7K mi
    75,097
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
    Certified 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

    2026 GMC Sierra 3500

    • AT4
    • 12K mi
    75,298
    Great Price
    Dealer Fees Included
    No Accidents
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
    New 2026 GMC Sierra 3500 Denali Ultimate
    Consider Buying New

    2026 GMC Sierra 3500

    • Denali Ultimate
    • 4 mi
    104,379
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
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    Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 3500

    • AT4
    • 34K mi
    68,583
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Sponsored
    Item 1 of 4.
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 28K mi
    69,894
    Great Price
    Dealer Fees Included
    No Accidents
    Call
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 28K mi
    69,894
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 3500

    • AT4
    • 44K mi
    67,590
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Certified 2023 GMC Sierra 3500 AT4 w/ AT4 Preferred Package

    2023 GMC Sierra 3500

    • AT4
    • 49K mi
    59,988
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 12.93 mi. away
    • Delivery
    Call
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    Newly Listed
    Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 3500

    • AT4
    • 65K mi
    67,429
    Dealer Fees Included
    No Accidents
    Ken Garff Ford Fort Collins
    • 47.73 mi. away
    Call
    Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 3500

    • AT4
    • 13K mi
    80,675
    Good Price
    Dealer Fees Included
    No Accidents
    Fort Collins Dodge Chrysler Jeep RAM
    • 48.74 mi. away
    Call
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