ProMaxx 31266S 2017-2022 Ford F250/F350 Super Duty 4" Crew Cab Stainless Oval Step Bars
In stock

ProMaxx 31266S 2017-2022 Ford F250/F350 Super Duty 4" Crew Cab Stainless Oval Step Bars

Regular price $364.79
$364.79 Sale price Regular price $474.22

Material: Stainless Steel

Color: Silver

Length: Truck/Suv Cab Length

Width: 4 in.

Style: Oval Tube With Straight Ends

Weight: 58 lbs.

Dimensions (L x W x H): 96 x 14 x 9

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Product Details

ProMaxx 4" Oval Step Bars 31266S


  • Premium quality, hand-polished 16-gauge 304 stainless steel tube with chrome-like mirror finish
  • Also available in black powder coat
  • Custom-molded plastic step
  • Custom-designed no-drill powder coated mounting brackets
  • Designed for an easy installation


Presenting the ProMaxx 4-inch Oval Nerf Bars, offering a reliable stepping platform along with a modern and appealing transformation for your vehicle's aesthetics. These nerf bars are expertly fashioned from top-notch 16-gauge 304 Stainless steel, exhibiting a meticulously hand-polished mirror finish that mimics the allure of chrome. Designed with precision, their tailor-made brackets facilitate hassle-free installation without the need for drilling. Additionally, the incorporation of bespoke black step pads ensures a stable and confident foothold.

Price Guarantee

Lowest Price Guarantee

We work hard to ensure that the prices of our aftermarket truck bumpers are the best available online. That’s why we guarantee that you’ll get the lowest price on all of our bumpers and accessories. Here’s how it works:

  • We guarantee that the price of our aftermarket truck bumpers is the best available online. If you find an online store that offers a specific model at a lower price, let us know and we’ll match their price for your purchase.
  • If you find that the exact bumper at an even lower price online within 6 months after your purchase, we will refund you the difference. Simply send a price difference refund request to This applies even to the prices from our own store at
  • The competitor must be an online retailer with no physical stores and they must be an authorized dealer of the bumpers or accessories in question. The competing online store must also have the product in stock on their website for our price match guarantee to apply.
  • The price match guarantee does not apply to online marketplaces such as Amazon, eBay, Overstock or any other similar websites. The competitor must be selling the item directly on their own online store.
  • Additional promos cannot be applied in addition to the price match guarantee. For example, the free gift promo cannot be added on top of the price match guarantee. Only one promotion can be applied per purchase.

Once we confirm that your order is eligible for our price match guarantee, you can be confident that you’re getting the very best deal online.

Whether you’re looking for heavy-duty truck bumpers by Ranch Hand, a winch bumper by Fab Fours, or any other aftermarket truck bumper, if you shop with BumperOnly, you’ll never have to worry about buyer’s remorse.

For any questions about our price match guarantee, feel free to get in touch.

Shop without fear. Let BumperOnly take care of the rest.


      Installation Guide
      PROMAXX AUTOMOTIVE comes complete with installation instruction. If you need assistance, call PROMAXX AUTOMOTIVE Products Technical Support or bring it to your local auto body shop to install.

      Please click here to download installation manual.

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