It seems every truck wants to be an off-road truck these days, even the fancy-pants ones. Such is the case with the 2022 GMC Sierra AT4X. Available only with a crew cab and a 70-inch short bed, the AT4X is meant to serve those who want more capability than the Sierra AT4 but who desire more luxury than the AT4X’s sibling, the Chevrolet Silverado ZR2.
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