2024 Gmc Sierra 2500hd At4 Towing Capacity. For model year 2024, the sierra 2500 hd can tow up to 22,500 pounds, an increase of 4,000 pounds over the previous year. When properly equipped, towing capacity reaches 22,430 pounds.

The essence of the 2024 gmc sierra hd towing capacity lies in its two formidable engine choices: View detailed specs, features and options for the 2024 gmc sierra 2500hd 4wd crew cab 172 at4 at u.s.