GMC Sierra 2500

  • GMC® Sierra Heavy Duty 2500 | The Official GMC® Website

    https://www.gmc.com › Sierra-HD › 2500HD
    AdOffers More Advanced Trailering Assistance Technologies Than Any Competitor in Its Class. Available Duramax 6.6L Turbo-Diesel V8 Engine with 975 LB-FT. of Torque & 470 HP.

    Allison Transmission  · Build & Price · Powerful Performance · Full Vehicle Gallery

    Models: Sierra HD 2500, Sierra HD 3500, Sierra HD Denali, Sierra HD Denali Ultimate

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