2026 GMC Sierra 1500 IN HAMILTON, MT

Buy or Lease the Impressive New GMC Sierra 1500 at Mildenberger Motors

The new GMC Sierra 1500 is a full-size pickup truck that delivers a winning combination of power, capability, and advanced features. At Mildenberger Motors in Hamilton, Montana, you can explore the extensive lineup of Sierra 1500 models or any new GMC vehicles. Whether you are on a difficult job or planning a trip with your kids, the Sierra 1500 is ready for any adventure. The Sierra 1500 sets a new standard for what a pickup truck can be.

Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

1Dealer Discount applied to everyone

Performance

The GMC Sierra 1500 offers a range of powerful engine options. The available 6.2-liter V8 EcoTec3 engine produces an impressive 420 horsepower and 460 pound-feet of torque, giving you the muscle to handle heavy loads with ease. For those seeking maximum efficiency, the torque-rich 3.0-liter six-cylinder Duramax turbo-diesel engine delivers 305 horsepower and a remarkable 495 pound-feet of torque while offering excellent fuel economy. With a choice of rear-wheel drive or four-wheel drive, along with advanced towing technologies, the Sierra 1500 is a true workhorse.

Experience the responsive performance of the Sierra 1500 on the roads of Lolo, where its advanced suspension and steering systems provide a smooth and confident ride. The available 10-speed automatic transmission ensures seamless shifting and optimizes power delivery for any driving situation. When you're hauling gear to your favorite outdoor spots near Florence, the Sierra 1500's robust frame and high-strength steel bed provide the durability and payload capacity you need. With its impressive capabilities and refined driving dynamics, the Sierra 1500 is ready to tackle any job or adventure with ease.

Trim Levels

From the well-equipped Pro trim to the luxurious Denali Ultimate, each Sierra 1500 model delivers a unique blend of features and capabilities. The AT4 trim is the model off-road enthusiasts want, with its standard 4WD, off-road suspension, and protective skid plates. The Denali trim offers premium amenities, including ventilated front seats, a Bose sound system, and a MultiPro tailgate, for ultimate versatility. Regardless of which trim level you select, you can expect a level of craftsmanship, comfort, and innovation that sets the Sierra 1500 apart from the competition.

  • Pro
  • SLE
  • Elevation
  • SLT
  • AT4
  • Denali
  • AT4X
  • Denali Ultimate

Technology & Safety

The new GMC Sierra 1500 is full of advanced technology features to keep you connected and safe on the roads of Missoula and beyond. The available 13.4-inch diagonal infotainment system, featuring built-in Google apps, provides seamless access to navigation, voice assistance, and your favorite apps. With wireless Apple CarPlay and Android Auto compatibility, you can easily integrate your smartphone and enjoy hands-free functionality. The Sierra 1500 also offers a range of convenience features, such as a head-up display, wireless charging, and a premium sound system, to enhance your driving experience.

Safety is a top priority in the Sierra 1500, and it comes standard with GMC Pro Safety features like Automatic Emergency Braking, Forward Collision Alert, and Lane Keep Assist with Lane Departure Warning. Available features such as HD Surround Vision, Rear Cross Traffic Braking, and Adaptive Cruise Control provide added peace of mind on your daily commute or long-distance trips from Stevensville.

How We Help

At Mildenberger Motors, serving Lolo and Florence, we are here to help. We offer a pressure-free shopping experience and will guide you through the process of selecting the right trim level, options, and accessories to create your new truck. With our commitment to exceptional customer service and our expertise in all things GMC, you can trust Mildenberger Motors to be your partner in truck ownership.

Visit Mildenberger Motors at 1717 N 1st in Hamilton, Montana, to see the impressive GMC Sierra 1500 in our new inventory. Take the Sierra 1500 for a test drive and discover why it's the ultimate full-size pickup truck for your automotive needs. With its unrivaled combination of power, style, and innovation, the Sierra 1500 is sure to exceed your expectations and elevate your driving experience to new heights.

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  1. Mildenberger Motors

    1717 N 1st
    Hamilton Montana, MT 59840

    • Sales: (406) 363-4100
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Get in Touch

  • Contact our Sales Department at: (406) 363-4100
  • Monday8:00 am - 6:00 pm
  • Tuesday8:00 am - 6:00 pm
  • Wednesday8:00 am - 6:00 pm
  • Thursday8:00 am - 6:00 pm
  • Friday8:00 am - 6:00 pm
  • Saturday9:00 am - 3:00 pm
  • SundayClosed