Discover the Immense Capability of the New GMC Sierra HD

Heavy-Duty Confidence for the Heavy-Duty Hauler in Plainfield, IN

There is so much to say about the new 2021 GMC Sierra HD. Not only is it one of the strongest Sierra pickups ever made, but its innate power and capability reign supreme among all other class-leading pickup trucks on the market. Available with a maximum towing capacity of up to 36,000 pounds, the GMC Sierra HD offers best-in-class hauling when properly equipped with the Duramax 6.6-liter Turbo-Diesel V8 engine. To learn more, let's dive in and explore all of the powerful capability offered by the new Sierra HD pickup.

Power Hungry

If you're like us, then you'll love the impressive power output of the new 2021 GMC Sierra HD. For the best-of-the-best, opt for the available Turbo-Diesel V8 and pair it with the available Allison 10-speed automatic transmission. For the confidence you need to tow and haul your heavy-duty gear through Carmel, IN, the new Sierra HD is engineered to help you dominate the roads less traveled. Boasting the power to take your adventures far beyond the paved highways in Indianapolis, IN, the new Sierra HD comes standard equipped with advanced traction control and four-wheel-drive.

As most drivers in Greenwood, IN, will likely choose the base powertrain, the 6.6-liter V8 gas engine delivers up to 401 horsepower and 464 pound-feet of torque. Upgrade to the Turbo-Diesel engine, and your power output nearly doubles, offering an astounding 445 horsepower and 910 pound-feet of torque. Don't believe us? Get behind the wheel of the Sierra HD AT4 or Denali model here in Plainfield, IN, and experience the rush of exhilaration with an independent front suspension, semi-elliptic multileaf rear springs, and superior wheel alignment.

2021 GMC Sierra HD Heavy Duty Truck with best-in-class crew cab front head and leg room
2021 GMC Sierra HD Heavy Duty Truck with best-in-class cargo volume

Adapt On the Fly

Your business adventures in Avon, IN, are in good hands with the new GMC Sierra HD. As you navigate the stopping and going of power, the Sierra HD gives you the confidence to tackle your biggest work endeavors with unwavering peace of mind. When the going gets tough, the new 2021 Sierra HD enlists the help of a multitude of advanced driver-assist features, including:

  • Auto Electric Parking Brake - After backing up and connecting your trailer hitch, the Sierra HD will automatically apply the electric parking brake to help you avoid rolling out of control.
  • Park Grade Hold Assist - Do you frequent off-roads with steep grades? The Park Grade Hold Assist function works beautifully to help maintain your posture on steep roads without shifting out of position.
  • Digital Variable Steering Assist - Variable Steering Assist helps you maneuver at low-speeds when trailering a heavy load, especially when the terrain is uneven.
  • Two-Speed Autotrac Transfer Case - As you shift between two-wheel-drive and four-wheel-drive, the available Two-Speed Autotrac Transfer Case helps you do so seamlessly.
  • Traction Select System with Tow/Haul Mode & Off-Road Mode - Shift your traction configuration on the fly with the Sierra HD's Traction Select System that lets you switch from Off-Road to Tow/Haul mode as the driving conditions change.

Schedule a Test Drive

The new and improved 2021 GMC Sierra HD is a powerfully capable pickup with the stats to back it up. One of the strongest and most resilient Sierra pickups ever made, the new 2021 Sierra HD touts an impressive resume and is equipped with the world's first six-function multi-pro tailgate. Offering best-in-class HD cargo bed volume and front head and leg room, there's no reason not to love the new Sierra HD's spacious accommodation. For more information, please call, contact us online, or stop by Stoops Buick GMC to schedule a test drive of the new 2021 GMC Sierra HD.

Reach Out About Sierra HD Trucks


    1251 QUAKER BLVD
    PLAINFIELD, IN 46168

    • Sales: 317-455-8647
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  • Contact our Sales Department at: 317-455-8647
  • Monday9:00 am - 7:00 pm
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