Westin Platinum 4 Inch Oval Nerf Bar - Black - 21-1685 (Image)
ZoomCreated with Sketch.

Westin Platinum 4 Inch Oval Nerf Bars - Black - 21-1685 - 1999-2013 Chevrolet Silverado / GMC Sierra 1500 / 2001-2014 HD - Extended Cab

In stock (36 items available)
Not rated yet
Vehicle Specific
701   – Reward Points
  • $350.53

Cab Length
Complete Kit

STYLE: 3" Inch Round Nerf Bars - Black
  • 3 Inch wide stepping area
  • Black finish
  • Mounting brackets included
  • Sold in Pairs
Select your vehicle

Westin Platinum Series Nerf Bars

Platinum Oval Step Bars are made from an elliptical shaped bar and provide a wider step surface. The step pad features a molded multi level design for a sleek look. Platinum Oval Step Bars maximize Westins quality engineering and provide a unique custom look. The mild steel black powder coat Oval Steps come with a limited 3 Year warranty.

Westin Platinum Series Nerf bars - Pair

  • Powder Coated Steel
  • Sold in Pairs (Driver and Passenger Side Included)
  • 4 Inch Oval - 4.25 Inches at the widest point
  • Standard Cab applications have a single step pad per side
  • Vehicle Specific Mount Brackets are Included
  • No-Drill Installation (most applications)
  • Recessed Step Area
  • Three Year Limited Warranty

Footnotes (FN = applications with this marking next to them will be affected by the applicable note - See Applications Above):

1.Excludes S.S. models.
2.Excludes Daytona, Rumble Bee and SRT-10 models.
3.Requires some drilling.
4.Not for Canadian diesel models.
5.Application features ends with 45° bend.

  • Fitment Type
    Vehicle Specific
Year Make Model Bed Length
1999 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
1999 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
1999 GMC Sierra 1500 Extended Cab - 8 ft. Bed
1999 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
1999 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
1999 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2000 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2000 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2000 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2000 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2000 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2000 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2001 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2001 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2001 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2001 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2001 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2001 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2001 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2001 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2001 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2001 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2001 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2001 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2001 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2001 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2001 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2001 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2002 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2002 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2002 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2002 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2002 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2002 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2002 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2002 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2002 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2002 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2002 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2002 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2002 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2002 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2002 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2002 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2003 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2003 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2003 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2003 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2003 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2003 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2003 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2003 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2003 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2003 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2003 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2003 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2003 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2003 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2003 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2003 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2004 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2004 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2004 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2004 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2004 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2004 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2004 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2004 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2004 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2004 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2004 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2004 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2004 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2004 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2004 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2004 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2005 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2005 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2005 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2005 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2005 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2005 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2005 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2005 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2005 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2005 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2005 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2005 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2005 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2005 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2005 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2005 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2006 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2006 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2006 GMC Sierra 1500 Extended Cab - 8 ft. Bed
2006 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2006 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2006 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2006 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2006 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2006 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed (Stepside)
2006 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2006 Chevrolet Silverado 1500 Extended Cab - 8 ft. Bed
2006 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2006 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2006 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2006 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2006 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2007 GMC Sierra 1500 (Classic) Extended Cab - 6.5 ft. Bed (Stepside)
2007 GMC Sierra 1500 (Classic) Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 1500 (Classic) Extended Cab - 8 ft. Bed
2007 GMC Sierra 2500 HD (Classic) Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 2500 HD (Classic) Extended Cab - 8 ft. Bed
2007 GMC Sierra 3500 HD (Classic) Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 3500 HD (Classic) Extended Cab - 8 ft. Bed
2007 GMC Sierra 3500 HD (Classic) Extended Cab - 8 ft. Bed (Dually)
2007 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2007 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2007 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2007 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2007 Chevrolet Silverado 1500 (Classic) Extended Cab - 6.5 ft. Bed (Stepside)
2007 Chevrolet Silverado 1500 (Classic) Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 1500 (Classic) Extended Cab - 8 ft. Bed
2007 Chevrolet Silverado 2500 HD (Classic) Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 2500 HD (Classic) Extended Cab - 8 ft. Bed
2007 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2007 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2007 Chevrolet Silverado 3500 HD (Classic) Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 3500 HD (Classic) Extended Cab - 8 ft. Bed
2007 Chevrolet Silverado 3500 HD (Classic) Extended Cab - 8 ft. Bed (Dually)
2007 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2007 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2008 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2008 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2008 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2008 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2008 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2008 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2008 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2008 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2008 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2008 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2008 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2008 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2009 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2009 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2009 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2009 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2009 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2009 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2009 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2009 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2009 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2009 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2009 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2009 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2010 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2010 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2010 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2010 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2010 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2010 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2010 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2010 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2010 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2010 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2010 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2010 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2011 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2011 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2011 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2011 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2011 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2011 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2011 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2011 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2011 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2011 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2011 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2011 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2012 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2012 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2012 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2012 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2012 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2012 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2012 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2012 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2012 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2012 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2012 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2012 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2013 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2013 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2013 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2013 Chevrolet Silverado 1500 Extended Cab - 6.5 ft. Bed
2013 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2013 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2013 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2013 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2013 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2013 GMC Sierra 1500 Extended Cab - 6.5 ft. Bed
2013 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2013 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
2014 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed (Dually)
2014 Chevrolet Silverado 3500 HD Extended Cab - 6.5 ft. Bed
2014 Chevrolet Silverado 3500 HD Extended Cab - 8 ft. Bed
2014 Chevrolet Silverado 2500 HD Extended Cab - 6.5 ft. Bed
2014 Chevrolet Silverado 2500 HD Extended Cab - 8 ft. Bed
2014 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed (Dually)
2014 GMC Sierra 3500 HD Extended Cab - 6.5 ft. Bed
2014 GMC Sierra 3500 HD Extended Cab - 8 ft. Bed
2014 GMC Sierra 2500 HD Extended Cab - 6.5 ft. Bed
2014 GMC Sierra 2500 HD Extended Cab - 8 ft. Bed
exclaimptSmall.gifProp 65 WARNING


Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov. 

    • SKU
      21-1685
    • UPC/ISBN
      707742014004
  • Keystone Inventory Tracking
    Yes
  • Keystone Brand ID
    W16
  • Brand
    Westin
  • Model
    Westin 4 Inch Oval Nerf Bars - Black
  • Style
    Nerf Bars
  • Stepping Area
    4 Inch
  • Step Coverage
    Cab Only
  • Finish
    Black Powder Coated
  • Kits
    Steps and Brackets Included
  • Material
    Steel
  • With Lights
    No
  • Warranty
    3 Years
  • Cab Style
    Extended Cab
  • Product Type
    Running Boards / Steps
  • Special Note 1:
    Cab Length
Customer reviews
There are no comments yet. Be the first to leave a comment
Please sign in to add review