2018 Centennial Edition Colorado - The Centennial Edition Colorado includes all of the features available on the Z71 crew cab and adds the Centennial Blue exterior paint color, front and rear heritage bowties and 100 year door badges. The Centennial Edition Colorado also includes a body-color rear bumper and accessory grille surround, chrome belt molding, chrome accessory tow hooks, mirror caps and handles, spray-in bedliner with bowtie emblems and LT optional 18” wheels with monochromatic cap.