The AT4 trim available on the Sierra Heavy Duty trucks, adds skid plates, off-road suspension with Rancho shocks, an off-road mode, the MultiPro tailgate, and a camera system to make towing easier. Also standard are 18-inch wheels wrapped in all-terrain tires.

Essentially, AT4 GMC is short for an “all-terrain 4WD” vehicle, and it is an off-roading package that you can attach to your GMC models. The goal is to have a vehicle that works on Perham streets as well as off-roading trails.

Fort Wayne, Indiana Fort Wayne, Indiana It's one of the busiest assembly plants in GM's portfolio and produces over 500 full-size GMC Sierra 1500s every day. In order to facilitate efficient production of the Sierra, the plant employs over 4,400 people and uses almost 2,300 robots throughout the facility.

Now in terms of off-road again we already talked about the suspension. We talked about the skid plates underneath. But another one we have to talk about is right down here.

The name AT4 is a word play on the 84 mm caliber of the weapon, (84) 'eighty four' being a homophone of 'A-T-4'. The name also doubles as an alpha-phonetic word play on the weapon's role, due to "AT" being a common military abbreviation for "anti-tank".

AT4 stands for All-Terrain 4WD. This is a trim level that GMC first introduced with the GMC Sierra 1500 back in 2019. It was a more premium trim and fell between the SLT and Denali versions. Now, the AT4 trim is available on other vehicles besides the Sierra 1500.

GMC stands for General Motors Co., which is a subsidiary of General Motors. GM also controls the Chevrolet, Buick and Cadillac brands in the U.S. GMC is most famous for its truck-focused lineup of vehicles, though it currently offers SUVs and vans in addition to pickup trucks.

General Motors Company You might be wondering, “what does GMC stand for?” An abbreviation for General Motors Company, GMC is the truck and SUV division of General Motors. Also, is GMC Chevy?

Saab Bofors Dynamics The AT4 is a Swedish 84 mm (3.31 in) unguided, man-portable, disposable, shoulder-fired recoilless anti-tank weapon manufactured by Saab Bofors Dynamics (formerly: FFV Ordance, later, Bofors Anti-Armour Systems).

The Swedish anti-tank weapon AT4 It was developed in the 80's by Bofors. The AT4 entered service in 1987. The AT4 is a lightweight, disposable weapon designed for single use.

AT4: PIONEER OF PREMIUM OFF-ROAD Sierra 1500 AT4 offers powerful capability engineered to take you to the places your boundless sense of adventure can imagine. Ruggedly styled and equipped with tech-savvy and intuitive advanced features, Sierra 1500 AT4 is adventure-ready and engineered for action.

In 1982, the AT4 was introduced into the US Army before the weapon was adopted by Sweden. The US Army tested six different weapons in 1983 and found that the FFV AT4 met all the requirements needed to replace its M72 LAW weapon.