{Hardware} Upgrades, Stout Engine Choices, New Trailering Tech & Extra

GMC has unveiled its first-ever Sierra HD AT4X with the requisite factory-installed off-roading {hardware}. As well as, it additionally debuted the Sierra HD Excessive AEV Version, a variant developed in tandem with American Expedition Autos (AEV) that provides extra trail-proven {hardware}. The GMC Sierra HD is recent from a major overhaul for 2024, and the AT4X and Excessive AEV Version vans couldn’t have arrived at a greater time.

“GMC’s AT4X trim, which will likely be obtainable throughout your complete GMC truck lineup, provides clients extra premium selections with regards to ‘do-it-all’ capabilities,” stated Duncan Alfred, International Vice President of Buick-GMC. “AT4X means you possibly can conquer virtually any terrain in full consolation, and with the towing energy to carry leisure toys alongside for the journey.”

GMC Sierra HD AT4X: Not Afraid To Get Soiled

The AT4X trim for the Sierra HD options related content material to the Sierra 1500 AT4X that debuted on the Overland Expo Pacific Northwest occasion. The AT4X moniker features a factory-installed 1.5-inch suspension raise package, Multimatic DSSV dampers, an electronic-locking rear differential, 35-inch Goodyear Territory tires, sturdier skid plates, bespoke steering knuckles, customized entrance higher and decrease management arms, and full-grain leather-based upholstery with massaging seats in an Obsidian Rush theme.

Furthermore, the Sierra HD AT4X has a regular Off-Street driving mode that optimizes the brakes, traction management, throttle development, and transmission shift factors that will help you conquer the wild outdoor.

2024 GMC Sierra HD AT4X.
Photograph: GMC.

GMC Sierra HD AEV Version: Brute Luxurious

The GMC Sierra HD AEV Version builds upon the AT4X trim. It has stamped metal entrance and rear bumpers with built-in restoration factors and entrance winch capabilities. Different options embrace metal skid plates for the steering and switch case, new 18-inch Salta wheels, and lots of customized badges and distinctive inside appointments.

“The Sierra HD is a perfect basis for on-road efficiency, off-road functionality, and insane pulling energy,” stated Dave Harriton, AEV CEO. “As with the Sierra 1500 earlier than it, we took AEV’s signature performance-driven method and dedication to element to raise the features that off-road clients need and demand of their heavy-duty truck.”

Non-compulsory Turbodiesel Propulsion

The 2024 GMC Sierra HD AT4X is out there with a regular 6.6-liter gas-fed V8 engine with 401 horsepower and 464 lb-ft. of torque. The non-compulsory powerplant is a 6.6-liter Duramax diesel with 470 horsepower and 975 lb-ft. of torque. Each engines hook up with a 10-speed Allison computerized.

And whereas a properly-equipped GMC Sierra 2500 HD may tow as much as 22,500 lbs. (36,000 lbs. for the 3500 HD), the AT4X will muster as much as 18,500 lbs., not unhealthy for a luxury-oriented off-road truck. To assist with the hauing is GMC’s ProGrade Trailering System. The package deal features a clear trailer view, facet blind zone alert, adaptive cruise management, mattress hitch steering, and as much as 14 obtainable digital camera views.

2024 GMC Sierra HD AT4X interior layout.
2024 GMC Sierra HD AT4X inside format. Photograph: GMC.

Posh & Polished

The Sierra AT4X and Excessive AEV Version could look powerful on the surface, however the cabin is an entire new world. The luxurious inside is resplendent in full-gran cowhide, Vanta Ash wooden trim, energy massaging seats, and a 12-speaker Bose Premium Collection stereo with Centerpoint encompass sound. Each vans have a 12.3-inch digital instrument cluster, a 13.4-inch infotainment touchscreen, and a 15-inch heads-up show.

2024 GMC Sierra HD AT4X Pricing

The Sierra HD AT4X will arrive at dealerships within the fall of 2023. No phrase but on pricing, however GMC guarantees to disclose all of the associated information nearer to the supposed launch date. We expect a sub-$90k MSRP is within the playing cards for the Sierra HD AT4X, and decrease trim variants may begin at beneath $50,000. It could be cool to see GMC do an Overland Idea for these Sierra HD vans sooner or later, much like what they did for the Canyon in 2021. 

Alvin Reyes is an Automoblog function columnist and an knowledgeable in sports activities and efficiency automobiles. He studied civil aviation, aeronautics, and accountancy in his youthful years and continues to be very a lot smitten to his former Lancer GSR and Galant SS. He additionally likes fried rooster, music, and natural medication.

Photographs & Supply: GMC & AEV.