Holden ≫ Holden Colorado Z71 Xtreme (2018, RG, second generation) photosby Joshua ThompsonThe 2018 Holden Colorado Z71 Xtreme has Australian developed fender flares, suspension, winch bar, light bar, 18″ tires, side steps, and more. ◄ PrevNext ►Credit: Holden 2018 Holden Colorado Z71 Xtreme Tags:coloradoholdenrgsecond generationxtremez71