2024 Gmc Sierra 2500hd At4x Aev Edition Specs. The 2024 gmc sierra hd at4x and at4x aev edition are expected to arrive on a lot near you in the fall of 2023. Get detailed specs, user reviews, and trim information on the 2024 gmc sierra 2500hd, including features, engine, mpg, transmission, interior, and safety.
The first ever sierra hd at4x and at4x aev edition is taking the at4 experience to the next level. On the outside of the at4x aev edition you will discover a bigger lift, special 18in wheels, 35in t.
