2025 Silverado Zr2 Bison. Two powertrains are available for the 2025 silverado hd zr2 and zr2. It tows a colossal payload, can get you out of a pinch on a difficult trail, and acts as a versatile.
Introducing the zr2 family of performance trucks that will let you leave the beaten path. Our truck tips the scales at 5,770 pounds,.