2025 Chevy Bison Zr2. View detailed specs, features and options for the 2025 chevrolet silverado 2500hd 4wd crew cab 159 zr2 at u.s. The zr2 family of performance trucks lets you leave the beaten path behind and opens a world of limitless possibility.
Payload takes a similar hit, dropping from 1,684 pounds in wt and lt models to 1,280 pounds in the zr2 and 1,050 pounds for the zr2 bison. 2024 chevrolet silverado 2500hd zr2 vehicle type: