Gmc Sierra Towing Capacity 2025. When properly equipped, the 2025 gmc sierra 1500 towing capacity reaches up to 13,200 pounds! When equipped properly, the 2025 gmc sierra is a towing powerhouse, capable of handling substantial loads with ease.

The 2025 gmc sierra 1500 can tow as much as 13,300 pounds when properly equipped; The truck boasts three capable.