2024 At4x 2024. 2024 gmc sierra 1500 at4 vs 2024 gmc sierra 1500 at4x. Here's a list of official specs for the 2024 gmc sierra hd at4x & at4x aev edition.
Gmc at4x sierra 1500 discussions. The 2024 sierra hd at4x is rated to tow up to 18,500 pounds.