Home GMC 2021 GMC Sierra AT4 – A Perfect Off-Road Pickup Truck

2021 GMC Sierra AT4 – A Perfect Off-Road Pickup Truck

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2021 GMC Sierra AT4 – A Perfect Off-Road Pickup Truck

The forthcoming 2021 GMC Sierra AT4 is a very unique and special pickup truck. Moreover, it is one of the most exciting models for 2021 in the pickup truck segment. According to General Motors, AT4 trim level will become available on basically all company vehicles in a two-year time.

Besides regular Sierra 1500, Sierra HD lineup also offers AT4 edition. You can expect the same treatment on new Acadia as well. Moreover, AT4 will replace the All-Terrain trim level. For 2021, Sierra AT4 will suffer small refinements, but you can expect one or two essential updates.

2021 GMC Sierra AT4 facelift

2021 Sierra AT4 Exterior Facelift

As for the design, the new 2021 GMC Sierra AT4 will look like a classic off-road pickup truck. It adds more aggressiveness than the regular model, and its ride is taller. More precisely, AT4 adds two additional inches of ground clearance. This will provide a better off-road capability for sure. Its commanding stance is perfectly combined with a subtle design. This model also offers plenty of blacked-out exterior features.

The front grille is finished in dark chrome and bumpers are looking bolder than on the base trim level. Red tow hooks are available as standard, along with 18-inch wheels. The same rims are wrapped in Micheline all-terrain tires. Optionally, you can buy 20-inch wheels. GM will also add special suspension, Eaton rear locking differential, and Rancho shocks.

2021 GMC Sierra AT4 exterior

Interior Details

Inside the cabin, the next 2021 GMC Sierra AT4 will look more modern. You can expect new technologies and more driver-assistance features. Moreover, GM offers darkened trims and gorgeous leather upholstery. However, the highlight of this interior is a new 15-inch head-up display. This unit comes with an inclinometer. New Sierra AT4 will also provide a standard traction select system and new off-road mode. Additionally, hill descent control and hill start assist are offered as standard.

2021 GMC Sierra AT4 interior

Diesel Engine, Transmission, Towing Capacity

The arriving model will ride on a proven 5.3-liter V8 diesel engine. This unit is capable of producing 277 hp and up to 460 lb-ft of torque. According to General Motors, the AT4 model will add 37 lb-ft, which makes almost 500 lb-ft of twisting power. A similar thing will happen to the Sierra HD AT4 models, and towing capacity will be rated at 21,300. Many experts are saying that the Sierra AT4 delivers better ride quality than the Silverado model. However, for Sierra AT4 will be enough to beat Ram Rebel, another model that uses a diesel engine. Finally, GM provides a 10-speed automatic gearbox and a standard four-wheel-drive system. This pickup truck will be rated at 22 mpg combined.

2021 GMC Sierra AT4 Price and Release Date

New GM’s pickup truck will cost $56,000. The upcoming 2021 GMC Sierra AT4 starts in line with the rest of the competitors. Again, the AT4 trim level will replace the All-Terrain variant. Moreover, General Motors will look to deliver AT4 trim to all of its new models. The sales will start in the last quarter of 2020.

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