Go Rhino RB10 Slim Line Running Boards with Mounting Brackets Kit Model 63410687SPC 39.75" Wide 2 2020 GMC Sierra 2500

2 2020 GMC Sierra 2500 HD 82

round design offers a subtle step

2500 HD and 3500 HD crew cab (see application information to verify vehicle fitment)

CURT 4-Way Flat Vehicle-Side to 6-Way Round Wiring Adapter

99 Width (in) 15

Go Rhino RB10 Slim Line Running Boards with Mounting Brackets Kit Model 63410687SPC 39.75" Wide 2 2020 GMC Sierra 2500Go Rhino RB10 Slim Line Running Boards with Mounting Brackets Kit Model 63410687SPC The RB10 Slim Line Running Boards offer the same heavy duty toughness as the original RB Series, but with a slimmer design that fits tighter along the cab for increased ground clearance when off roading. Constructed from 16 gauge zinc coated galvanized steel, the Raptor inspired boards were built to protect your panels from flying debris while providing a full length