The 35-inch Goodyear Wrangler tires are aired down to 23 psi and they bring this ... of going even further with the Bison package. While the Silverado HD ZR2 models are only offered with a crew ...

Over the past few years, multiple drive programs for the Hummer and Silverado ... This electric ZR2 also borrows the Multimatic hydraulic jounce control bumpers from the Bison lineup.

GM has expanded the configurations it builds at its Oshawa, Ontario truck plant in Canada to include the off-road-ready Chevy ...

To get people excited, the company made a one-off Silverado ZR2 Concept and revealed it at The Mint 400 rally. The production Trail Boss will have a raised suspension, off-road wheels and tires ...

Months before the Jeep Gladiator goes on sale, Chevy brings us the ultra off-road–capable Colorado ZR2 Bison by AEV. Should Jeep be worried?