PERFECT FIT: Direct fit for 2019-2021 Silverado Sierra 1500 (Excl. 2019 Silverado LD, Sierra 1500 Limited), 2020-2021 Silverado Sierra 2500 3500 Constructed using heavy-duty 11-gauge diamond plate steel for strength and style Corner step provides easy access to bed and cargo area Welded inner structure for maximum strength Compatible with blind spot monitors and parking sensors