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Steelcraft STX400 Step Boards For 07-18 Chevrolet/GMC Silverado/Sierra 1500 & 07-19 2500/3500 - 400-02237
Steelcraft Automotive

Steelcraft STX400 Step Boards For 07-18 Chevrolet/GMC Silverado/Sierra 1500 & 07-19 2500/3500 - 400-02237

Part #400-02237Currently unavailable
$523.25

Free shipping to the lower 48

Fits Chevrolet Silverado

Confirm your cab and bed configuration at checkout — we verify every order by hand before it ships.

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Not sure this is your part? Call (845) 579-3631 — Mon–Fri, 8:00AM–6:00PM ET. We'll confirm fitment before you buy.
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  • 30-day returns
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  • Install support

About this product

For Chevrolet Silverado, Steelcraft Automotive supplies this running board. That configuration is part 400-02237. Steelcraft Automotive builds 5 versions of it in total, spanning 3 truck models, from $397.41 to $589.18. Ships free to the lower 48 in 1–2 business days.

Upgrade your truck with lightweight, high-strength Steelcraft STX400 Step Boards—precision-built from extruded aluminum for aircraft-grade durability, superior corrosion resistance, and an aggressive 5" stepping surface designed for daily use on work trucks and everyday drivers.

Key Features

  • Extruded aluminum step board body for ultra-light weight and exceptional strength
  • Custom mounting brackets included for a precise, vehicle-specific fit
  • E-coated and powder coated for long-term rust and corrosion resistance
  • Aggressive 5" custom polyethylene step pads for secure footing in all conditions
  • Available in Black/Black or Black/Stainless finishes
  • Simple, bolt-on installation on most applications

What's in the Box

  • STX400 Step Boards (pair)
  • Vehicle-specific mounting brackets
  • Hardware kit
  • Installation instructions

Specs & Warranty

  • Material: Extruded aluminum with polymer step pads
  • Step Pad Width: 5 inches
  • Finish: Black powder coat with optional stainless trim
  • Warranty (Black/Stainless): Limited Lifetime Warranty
  • Warranty (Black/Black): 3-Year Finish Warranty

Installation Notes

  • Most applications install using factory mounting points
  • No drilling required on most models
  • Verify cab size and year range before ordering
  • Professional installation recommended for best results

07-19 Sierra/Silverado Instruction Guide.pdf

The Steelcraft Advantage

27+ years of experience in premium aftermarket bumpers and accessories, manufactured at U.S. facilities in Corona, CA, Schertz, TX, and Douglas, GA. Steelcraft engineers and ships new products up to 180 days ahead of the competition, backed by durable coatings and lifetime-rated construction.

Product Details

  • Item: 400-02237
  • Title: 2007-2019 Chevrolet Silverado / GMC Sierra LD/HD 1500/2500/3500
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2008 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2009 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2010 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2011 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2012 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2013 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2014 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2015 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2016 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2017 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2018 Chevrolet Silverado 1500 - Crew cab
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 1500 Classic - Regular cab
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 1500 HD Classic - Crew cab
  • Year Make Model - Submodel: 2010 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2011 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2012 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2013 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2014 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2016 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2017 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2018 Chevrolet Silverado 2500 - All Silverado 2500 models
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2008 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2009 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2010 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2011 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2012 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2013 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2014 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2015 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2016 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2017 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2018 Chevrolet Silverado 2500 HD - Crew cab
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 2500 HD Classic - Regular cab
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 3500 Classic - Regular cab
  • Year Make Model - Submodel: 2007 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2008 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2009 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2010 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2011 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2012 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2013 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2014 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2015 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2016 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2017 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2018 Chevrolet Silverado 3500 HD - Crew cab
  • Year Make Model - Submodel: 2007 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2008 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2009 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2010 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2011 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2012 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2013 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2014 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2015 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2016 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2017 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2018 GMC Sierra - All Sierra models
  • Year Make Model - Submodel: 2007 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2008 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2009 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2010 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2011 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2012 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2013 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2014 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2015 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2016 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2017 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2018 GMC Sierra 1500 - Crew cab
  • Year Make Model - Submodel: 2007 GMC Sierra 1500 Classic - Regular cab
  • Year Make Model - Submodel: 2007 GMC Sierra 1500 HD Classic - Crew cab
  • Year Make Model - Submodel: 2007 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2008 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2009 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2010 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2011 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2012 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2013 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2014 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2015 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2016 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2017 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2018 GMC Sierra 2500 HD - Crew cab
  • Year Make Model - Submodel: 2007 GMC Sierra 2500 HD Classic - Regular cab
  • Year Make Model - Submodel: 2007 GMC Sierra 3500 Classic - Regular cab
  • Year Make Model - Submodel: 2007 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2008 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2009 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2010 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2011 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2012 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2013 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2014 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2015 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2016 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2017 GMC Sierra 3500 HD - Crew cab
  • Year Make Model - Submodel: 2018 GMC Sierra 3500 HD - Crew cab
  • Description: 07-19 Chevy Silverado / GMC Sierra LD/HD 1500/2500/3500 Crew Cab Alum/Stainless STX400 Step Boards
  • Cab: Crew Cab
  • Mount: Rocker<

Shipping, returns and installation

Shipping

Free ground shipping to the lower 48. In-stock items leave the warehouse in 1–2 business days and typically arrive within 3–6 business days. Full shipping policy

Returns

30 days to return an unopened, uninstalled part in original packaging. If our fitment data sent you the wrong item, we pay return shipping. Full return policy

Installation

Most covers and steps are a 30–60 minute bolt-on with hand tools. Written instructions ship in the box and we keep copies online. Installation guides

Warranty

Backed by the full Steelcraft Automotive manufacturer warranty. We're an authorized dealer, so claims go through us and get handled directly. Warranty policy

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