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Westin 20-3720 GenX 4 in. Oval Nerf Step Bar Cab Length

5409488 - 20-3720

Westin 20-3720 GenX 4 in. Oval Nerf Step Bar Cab Length Incl. Mount Kit - 2 Drop Down Nerf Steps - Stainless Steel - Rocker Mount

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Westin - GenX 4 in. Oval Nerf Step Bar Cab Length P/N 20-3720 Features:

  • Mount Kit Included
  • 4 In. Upper Oval Tube
  • 2 In. Visible Accent Bar
  • Drop Down Step Decreases Step Up Distance By 6 in.
  • Molded Step Pad With Unique Pattern And Logo
  • Rocker Panel Mounting
  • U.S. Patent Number 6588783 And 6874803
  • 3 Year Warranty

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the GenX 4 in. Oval Nerf Step Bar Cab Length.
Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Chevrolet, GMC, 2016, 2015, 2014


Westin Automotive Products, Incorporated is a manufacturer of premium quality truck and SUV accessories. We sell directly to reputable warehouse distributors and chain retailers, who in turn provide the best service to consumers, offering the widest selection of inventory and quick delivery. It is the Mission of Westin Automotive Products, Inc. to provide its customers with high demand products through the promotion of sales. Marketing programs that build brand awareness and customer loyalty support this promotion all the while maintaining the product quality that earned us our place in the industry. Today there are many choices available from a wide variety of suppliers and we know the decision making process is becoming all the more confusing. In fact, during meeting, we are often asked What makes Westin different from all the other competitors in the truck accessory market? or more simply put; Why Westin? In order to answer this question we would like you to consider the following: Over 33 years; The most complete line of Step-Up products in the broadest range of materials; Over 8 styles of Grille Guards to choose from; Consumer and Trade advertising; Authorized Dealer Program; Email Broadcasts Competitively priced products and programs; A proven record of consistent fill rates of over 90%. THATS WHY!


  • 5409488 - 20-3720
  • 5409488
  • 20-3720
  • 707742053751
  • Westin
  • New

Shipping Information

  • Item Requires Shipping
  • 78.0 lbs.
  • W12.0000” x H11.0000” x L91.0000”
  • Free Shipping for orders over $99.00

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