What Does the “AT4” Stand For in the 2022 GMC Sierra AT4?

Perhaps you’ve seen the latest 2022 GMC Sierra 1500 AT4. It’s the latest incantation of the off-roadingpickup truck that’s been a favorite of pickup truck enthusiasts for the last three years. So what does the AT4 in the 2022 GMC Sierra 1500 AT4 model name stand for? And what’s included in a Sierra pickup with the AT4 package?

A white 2022 GMC Sierra 1500 AT4 driving through woods.
2022 GMC Sierra 1500 AT4 | GMC

What does AT4 stand for?

The AT4 in the GMC Sierra AT4 stands for All-Terrain 4WD. It was introduced in the 2019 GMC Sierra 1500 as the model between the SLT and the Denali. It was designed to be a truck just for off-roading, with everything that an off-road enthusiast could want in their pickup. The trim expands even further this year to include the 2022 GMC Sierra 1500 AT4X. The GMC AT4 is the off-roading special of the GMC Sierra, with everything that off-road enthusiasts could need or want in their pickup trucks.

The 2022 GMC Sierra 1500 AT4 has a 3.0-liter I6 diesel engine. GMC says this offers a best-in-class 277-hp and 460 lb-ft of torque. It also has a 2-speed automatic transfer case, automatic locking rear differentials, and 18-inch tires with a 2-inch clearance for off-roading. In addition, it has a skid plate to protect the underbody of your truck from being damaged when you’re going over rough terrain.

What is the GMC AT4 package?

The 2022 GMC Sierra 1500 AT4 includes LED lights and a special AT4 grille. One of the coolest features of the LED lights is that they light up in sequence when you’re starting, walking toward or away from the pickup truck.

The interior of the 2022 GMC Sierra 1500 AT4 is nice, too. It’s got heated and ventilated front seats with aluminum detailing and front and rear floor liners. The 2022 Sierra AT4 comes with a Bose sound system, so you’ll be listening to your favorite music with high-quality speakers.

What is the GMC Sierra 1500 AT4X?

The 2022 GMC Sierra 1500 AT4X is a step above the regular 2022 GMC Sierra 1500. It’s the premium version of the off-road truck. It adds things like suspension upgrades. It also adds Terrain Mode, which can take on one-pedal rock-crawling, according to Kelley Blue Book, and front and rear e-locking differentials.

The GMC Sierra 1500 AT4X has some in common with the Denali Ultimate too, in its engine and luxury touches. The 2022 GMC Sierra 1500 AT4X has a 6.2-liter V8 matched to a 10-speed automatic transmission. One of the ways you know the difference between the Sierra 1500 AT4 and the Sierra 1500 AT4X are the black wheels. The AT4X also has an AT4X-specific grille. The 2022 GMC Sierra 1500 AT4X costs $78,700.

If you’re buying your pickup truck with the desire to take it off-roading, the 2022 GMC Sierra 1500 AT4 is the way to go. Of course, if you want to do it in style, you can also opt for the 2022 GMC Sierra 1500 AT4X. This offers everything that the 2022 GMC Sierra 1500 AT4, and then some. Of course, it will cost you, but you just might find that it’s worth it.

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