2024 Gmc Sierra 2500hd At4x Aev Specs. The standard gas engine is similar in size: The 2024 gmc sierra 2500 4wd crew cab at4x brings a delicious combination of comfort, style and brute force to market, for a price.

2024 gmc sierra hd at4x & at4x aev edition specifications. The standard gas engine is similar in size: