A Guide to the GMC Sierra’s AT4 and AT4X Off-Road Trims

GMC Sierra AT4X | Memphis, TN

Love adventuring off the beaten path? The 2022 GMC Sierra 1500 truck lineup offers not one, but two great options. If you’re having a hard time deciding between the AT4 or the new AT4X, here’s a quick look at their top features to help you decide!

Key off-roading features

The AT4 gives you standard 4WD, an off-road suspension with a 2-inch factory lift, a two-speed transfer case, and equipment like skid plates, recovery hooks, and mud-terrain tires. With the AT4X, you’ll get all this plus Multimatic™ DSSV dampers and tuned springs, front and rear e-locking differentials, and Terrain Mode for one-pedal rock crawling.

Under the hood

The AT4 gives you standard turbo-diesel power in the form of a 3.0-liter Duramax® engine that cranks out 277 horsepower and 460 lb-ft of torque. The AT4’s available V8 engine, which puts out 420 horsepower and 460 lb-ft of torque, comes standard on the AT4X.

Styling and features

With the AT4, you’ll get a Jet Black perforated-leather interior with Kalahari accents. The AT4X boasts an Obsidian Rush cabin with full-grain leather, contrast stitching, and ash wood trim. Both trucks come with a 13.4-inch touch screen, 12.3-inch driver display, and heated/ventilated front seats. Tech features like a Head-Up Display, HD Surround Vision, and a Rear Camera Mirror are available on the AT4 and standard on the AT4X.

To learn even more about the Sierra AT4 and AT4X, the Sunrise Buick GMC at Wolfchase team invites you to stop in for a test drive!

GMC Sierra HD Dominates Rivals in J.D. Power’s 2021 APEAL Study

2021 GMC Sierra | Memphis, TN

There’s a reason that the GMC Sierra HD is among the most popular heavy-duty trucks on the market. It’s got more to offer than an impressive 36,000-pound towing capacity and a range of attractive trim level options — this hardworking pickup has won praise from J.D. Power’s 2021 APEAL Study for its ability to capture the hearts and minds of drivers.

The J.D. Power 2021 U.S. Automotive Performance, Execution and Layout (APEAL) StudySM is all about measuring owners’ emotional attachment to their new vehicle, and the results indicate that the GMC Sierra HD is among the most captivating trucks on the market. It’s taken the prize for two years in a row.

And it’s easy to see why — the Sierra HD offers plenty of power, technology, and convenience. With 15 available camera views, it takes the guesswork out of maneuvering with a trailer. Thanks to its two capable engine options, you’ll be able to bring along all of your cargo. When equipped with the standard 6.6-liter V8, the Sierra HD unleashes 401 horsepower and 464 lb-ft of torque, while its 6.6-liter Duramax® Turbo-Diesel V8 pumps out 445 horsepower and 910 lb-ft. of torque.

See why the Sierra HD has won the hearts of so many drivers — come take it for a spin at Sunrise Buick GMC at Wolfchase in Memphis, Tennessee.

GMC Truck Updates for 2020

GMC truck - Memphis, TN

GMC trucks have long been known for their strong capabilities, sophisticated designs, and advanced features. The GMC lineup is getting even better with a variety of GMC truck updates for 2020. Here is what you can expect to see in the upcoming models.

Sierra 1500

The 2020 Sierra 1500 is getting a new Duramax® 3.0-liter turbo-diesel engine. It is also expanding the availability of the ten-speed automatic transmission and carbon fiber bed across the selection of trim levels. You will be able to choose the CarbonPro bed on the AT4 and Denali. The ProGrade Trailering System also receives an update this year; offering up to 15 camera views.

Sierra HD

For the 2020 model year, the GMC Sierra HD lineup is all-new. It delivers stronger capabilities than ever before with a class-leading maximum towing capacity of up to 35,500 pounds. The Sierra HD will also be available with the enhanced ProGrade Trailering system. Available Smart Trailer Integration lets you control certain trailer functions through the myGMC mobile app.


Tire Fill Alert is now a standard feature on the 2020 GMC Canyon. This system will give you both audible and visual alerts when the tires have reached the appropriate air pressure. The All Terrain trim will also come with the Driver Alert package, which includes Lane Departure Warning and Forward Collision Alert.

Whether you’re already a fan of GMC’s lineup of trucks or someone whose been interested from a distance, these 2020 models are the most driver-focused, capable, and efficient pickups in the brand’s history. Get behind the wheel of a GMC truck today at Sunrise Buick GMC at Wolfchase.