2024 Gmc Sierra 3500hd At4. Count on us for matchless service backed by decades of experience outfitting legendary pickups with tires. Detailed specs and features for the 2024 gmc sierra 3500hd including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.
Adaptive cruise control with trailering assist, previously standard on the 2024 at4x and denali ultimate trim levels, now comes on the at4 and denali trims as well. Detailed specs and features for the 2024 gmc sierra 3500hd including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.