The new 2020 GMC SIERRA 1500 4WD CREW CAB AT4 makes a big statement with big bold design that delivers advanced capability and innovative technologies.
Inside, you’ll find an athletic interior designed for drivers with a more than active lifestyle, starting with the durable AT4 All-Weather floor liners that accompany leather-appointed front heated and ventilated seats.
Unique darkened trim and decor, leather-appointed front seats in Jet Black with Kalahari accents and smart storage compartments are just fingertips away with the press of a button. In addition, there’s a multi-color 15” diagonal Head-Up Display projects key information onto the windshield to help you keep your eyes on the road. Information includes an Off-Road Inclinometer that shows the fore-and-aft tilt, front tire angle and left-and-right tilt. And for the added views, there’s helpful in maneuvering through harsh terrain, with up to 15 camera views when equipped with the Technology Package and accessory cameras.
Sierra AT4 includes a 2” factory-installed suspension lift for elevated ground clearance to help overcome rough terrain. The Traction Select System allows you to choose Off-Road mode for optimum transmission, throttle and StabiliTrak performance on unpaved surfaces. And the standard 2-speed Autotrac transfer case with low-range 4×4 gearing helps handle a variety of off-road conditions. Venturing downhill, Hill Descent Control uses anti-lock braking to help control descent on rugged terrain. And to help maneuver out of deep, loose terrain, AT4 includes an automatic locking rear differential. Further helping smooth out the rough spots are Rancho monotube shocks, while metal skid plates help protect the front underbody.
This powerful truck offers a factory-installed 2” suspension lift for increased ground clearance and 2-speed autotrac, and a towing capacity of between 8,800 to 9,200 lbs. Transfer case, Automatic locking rear differential and skid plates are other helpful features for a truck of this size. The 6.2L V8 engine with dynamic fuel management brings it all together. Underneath the AT4, look for off-road tuned Rancho Monotube Shock Absorbers and distinct exterior design with black chrome accents, including vertical recovery hooks.
The AT4 offers the world’s first six-function GMC Multi-Pro Tailgate. Its Max Cargo Bed Volume ranges from 1781 L to 2031 L (62.9 CU. FT. TO 71.7 CU. FT.) The rear bumper has large corner steps.
The Numbers: MSRP/from $53,800 – MPG: 22/City – 26/Hwy