2025 Colorado Zr2 Bison Edition. I had a chance to drive both the 2025 colorado zr2 and the colorado zr2 bison during my excursion out west, but. The chevrolet colorado zr2 bison is rejoining the colorado family of midsize trucks for the 2025 model year.
The 2025 colorado zr2 bison debuts today and will be available early this fall. The new bison package builds off the already capable zr2 trim and chassis,.