ZR2

Clearly, Chevy never intended any of the Silverado's trim levels—even Bison—for the kind of off-roading I subjected this poor brand-new loaner truck to at Rowher Flats.…

Making room for larger 35-inch tall tires, the Bison rides on a suspension that's 1.5 inches higher than the standard ZR2, which equates to a class-leading 12.2 inches of…

While the boost to off-roading capability might be big news, it's pretty good on the road, too. Hauling it along is a choice of a 6.6L gasoline, or 6.6L Duramax Turbo-Diesel…

Chevy has not revealed what the new ZR2 trim will feature, but if past ZR2 models like the Silverado are any indication, it will probably include significantly more…