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Used 2025 GMC Sierra 3500 for Sale in Westminster, CO

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Items 1 to 2 of 8.
    Sponsored by Red Rock GMC
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    Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package
    71,787
    Good Price
    Dealer Fees Included
    Similar Match
    Red Rock GMC
    1 (855) 646-2294
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    58View Vehicles

    5 Matches

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    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 2025 GMC Sierra 3500 Denali Ultimate
    Used

    2025 GMC Sierra 3500

    • Denali Ultimate
    • 33K mi
    81,677
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Dellenbach Motors
    • 49.41 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
    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
    New 2026 GMC Sierra 3500 Denali Ultimate w/ LPO, Black Badging Package
    Consider Buying New

    2026 GMC Sierra 3500

    • Denali Ultimate
    • 4 mi
    106,294
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
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    Used 2025 GMC Sierra 3500 Denali Ultimate
    Used

    2025 GMC Sierra 3500

    • Denali Ultimate
    • 33K mi
    81,677
    Great Price
    Dealer Fees Included
    No Accidents
    Dellenbach Motors
    • 49.41 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
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    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
    Newly Listed
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    Used

    2025 GMC Sierra 3500

    • Denali Ultimate
    • 52K mi
    Contact Dealer For Price
    Dealer Fees Included
    No Accidents
    Dealer
    • 13.77 mi. away
    Call
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