Jet Black with Dark Ash Jet Black Cocoa with Dark Atmosphere For the sake of comparison, we’re showing the Canyon in the Desert Sand Metallic exterior finish with the standard 17-inch AT4 wheel alongside the optional 17-inch AT4 wheel finished in gloss Black. The black wheel option appears to accent the Desert Sand Metallic finish more favorably, especially with the black grille, side mirror caps, door handles, and other black-out AT4 components. The same can be said for the Canyon Elevation Standard and Elevation models, which feature a black grille and black wheels as standard equipment. Launch Timeframe The 2021 GMC Canyon started production on June 26