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The RB20 Slim Line running board offers a slim, full-length step and panel protection for 2019–2022 GMC Sierra 1500 Crew Cab (new body) 4‑door trucks. Made from 16-gauge zinc-coated galvanized steel with a modern bullet-stamped face that measures 5.5 inches across at its widest point, it ships with mounting brackets and a protective bedliner coating. The kit carries a limited lifetime materials warranty and a five-year textured black finish warranty.
Go Rhino 19-22 GMC Sierra 1500 CC (New Bdy) RB20 Slim Running Boards Kit (w/Brackets) - Bedliner Ct
