2023 Chevrolet Silverado 1500 ZR2 Bison teaser previews more serious off-roader

The mid-size Colorado started the move toward increasingly serious off-roaders at Chevrolet and now the Silverado 1500 lineup is getting in on the act. On Thursday, Chevy teased, with a video, that the Silverado 1500 ZR2 Bison is coming this summer. This comes just months after Chevy released the 2022 Silverado 1500 ZR2 as a next-level off-roader…