Specification AutomotiveFitType : vehicle_specific_fit Brand : COMNOVA AUTOPART BulletPoint1 : FITMENT: Chevy Silverado Running Boards for 2007-2018 Chevy Silverado/GMC Sierra 1500 Double Cab/Extended Cab,2007-2019 Silverado/GMC Sierra 2500 HD 3500 HD Double Cab, 2019 Silverado 1500 LD, 2019 Sierra 1500 Limited. Only Fit for Double Cab/ Extended Cab with 2 Full-Size Doors and 2 Half-Size Doors. BulletPoint2 : NOTE: Not Suitable for 2007 Silverado/Sierra Classic Model or All Diesel Model. BulletPoint3 : MATERIAL: Running Boards for Silverado Double Cab are Made with High Light Stainless Steel That Can Resist The Corrosion Of Salt Spray, And Withstand UV Radiation Without Discoloration. The 6-inch Wide Step, Offers A Secure Footing From Which You Can Step Up Into Your Truck. BulletPoint4 : EASY TO INSTALL: Just Mounted It, Direct Bolt-On, No Need To Drill. Each Step Bar Can Support Up To 500LBS. Include Two Steps(One Left And One Right), Mounting Brackets, Hardware, and Instructions. BulletPoint5 : INNOVATIVE DESIGN: Slider Design, Able To Adjust Position On Vehicle Forward and Backward For Better Installation. OE Style Looks Simple And Beautiful, While Easier To Clean. BulletPoint6 : EFFORTLESS RETRACTABLE FUNCTION | Allows for easy access to your truck bed thanks to the retractable design, combining convenience and protection. BulletPoint7 : LOW-PROFILE DESIGN WITH UV PROTECTION | Designed for an aesthetic and sleek look, its low-profile structure is UV-resistant to withstand harsh weather conditions and maintain durability. Color : Stainless Steel CompatibleWithVehicleType : 2007-2018 Chevy Silverado/GMC Sierra 1500 Double Cab, 2007-2019 Silverado/Sierra 2500HD 3500HD Double Cab CompatibleWithVehicleType1 : Truck CompatibleWithVehicleType2 : Sport Utility Vehicle Configuration : Cover+Rack ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0300387762844 ExternallyAssignedProductIdentifier2 : 300387762844 FitType : Vehicle Specific IncludedComponents : step bars(right and left), brakcets, hardware, instructions IsAssemblyRequired : 1 ItemName : COMNOVA 6 Inches Double Cab Running Boards & Steps for 2007-2018 Chevy Silverado/GMC Sierra 1500 Double Cab, 2007-2019 Silverado/Sierra 2500HD 3500HD, Running Boards for Silverado Extended Cab. ItemPackageDimensions_Height : 208.28 centimeters ItemPackageDimensions_Length : 20.32 centimeters ItemPackageDimensions_Width : 29.845 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : automotive-running-boards LockType : Tailgate Manufacturer : COMNOVA AUTOPART Material : Stainless Steel ModelName : nerf bars for chevy silverado extended cab ModelNumber : silverado running boards NumberOfItems : 2 OeManufacturer : 2007-2018 running boards for Silverado double cab PackageLevel : unit PartNumber : 15455H6-SS ProductDescription : FITMENT: Chevy Silverado Running Boards for 2007-2018 Chevy Silverado/GMC Sierra 1500 Double Cab/Extended Cab,2007-2019 Silverado/GMC Sierra 2500 HD 3500 HD Double Cab, 2019 Silverado 1500 LD, 2019 Sierra 1500 Limited. Only Fit for Double Cab/ Extended Cab with 2 Full-Size Doors and 2 Half-Size Doors. NOTE: Not Suitable for 2007 Silverado/Sierra Classic Model or All Diesel Model. MATERIAL: Running Boards for Silverado Double Cab Made with High Light Stainless Steel That Can Resist The Corrosion Of Salt Spray, And Withstand UV Radiation Without Discoloration. The 6-inch Wide Step, Offers A Secure Footing From Which You Can Step Up Into Your Truck. EASY TO INSTALL: Just Mounted It, Direct Bolt-On, No Need To Drill. Each Step Bar Can Support Up To 500LBS. Include Two Steps(One Left And One Right), Mounting Brackets, Hardware, and Instructions. INNOVATIVE DESIGN: Slider Design, Able To Adjust Position On Vehicle Forward and Backward For Better Installation. OE Style Looks Simple And Beautiful that Easier To Clean. Size : 07-18 Silverado Double Cab Style : Without Brackets Covers SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 25170000 WarrantyDescription : 2