HEAVY DUTY OFF-ROAD CAPABILITY
2024 SIERRA HD AT4X
Offering the most trailering-assistance technologies in its class,1 the 2024 Sierra HD AT4X, arriving this fall, balances increased off-road capability, smooth on-road handling and first-class luxury features. This new GMC offers an available 18,500-lb. max. trailering capacity,2 a factory-installed 1.5" suspension lift, Multimatic DSSV dampers, and a rear e-locking differential, as well as a large steel transfer case skid plate and front aluminum skid plate.
All those features and more allow Sierra HD AT4X drivers to conquer almost any terrain in comfort and with the towing power to bring recreational toys, gear, or a camper along for the adventure.
Explore the images below to view some of the highlights.
- 1. Class is gasoline and diesel heavy duty pickups in the GM Large Pickup segment. Based on latest competitive data available. 2. Sierra HD AT4X’s 18,500-lb max rating requires available 6.6L Diesel engine and conventional towing. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.
DESIGNED TO GO OFF-ROAD
The Sierra HD AT4X includes a new Off-Road Mode that, when engaged, adjusts various vehicle calibrations to help optimize performance when venturing off-road. To help ensure there’s plenty of power, the Sierra HD AT4X offers an available 6.6L Duramax Turbo-Diesel engine — 470 hp and 975 lb-ft of torque — paired with an Allison 10-speed automatic transmission.
CONFIDENCE-INSPIRING TECHNOLOGY
The AT4X and the rest of the 2024 Sierra HDs offer the most trailering assistance technologies in the heavy-duty class1,2 — designed to streamline the hitching and towing process with integrated tools that can help enhance driver confidence, including Trailer Side Blind Zone Alert3 and Adaptive Cruise Control3 with Trailering. There are also up to 14 available camera views,3 including Transparent Trailer View,3 Hitch View and Bed View (with Zoom and Bed Hitch Guidelines).
NO COMPROMISES
The Sierra HD AT4X offers luxurious appointments and comfort in a premium, off-road-capable HD pickup, with the exclusive Obsidian Rush interior that features power massaging front seats and full-grain leather-wrapped seats as well as authentic Vanta Ash wood décor and a 12-speaker Bose® Premium Series audio system.
INFORMATION CENTRAL
The centerpiece of the new cabin is a tablet-style 13.4" diagonal infotainment1 touchscreen. It is complemented by a 12.3" diagonal configurable driver information center and a 15" diagonal Head-Up Display. Together, they provide customers incredible levels of personalization and engagement.
EVEN MORE CAPABILITY
The available Sierra HD AT4X AEV Edition takes the AT4X to the next level by adding robust stamped steel bumpers with integrated recovery points and front winch capability. It also features heavy-duty steel skid plates that help shield vital components on the trail. Additional features include unique 18" Salta wheels and unique exterior badging and interior cues.