null

Peterbilt 357/378 Fuel Tank Steps

Make getting into your cab a breeze with a Peterbilt 378 aftermarket fuel tank step. 4 State Trucks carries custom, chrome, and aftermarket fuel tank steps designed to fit over any fuel tank. Shop for the best in the business at 4 State Trucks.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • BESTfit Aluminum 26 X 33 1/2 Inch Fuel Tank Step Assembly Brackets For Peterbilt

    BESTfit Aluminum 26 X 33 1/2 Inch Fuel Tank Step Assembly Brackets For Peterbilt

    BESTFIT TRUCK PARTS

    $364.99
    Aluminum 26 X 33 1/2 Inch Fuel Tank Step Assembly Brackets By BESTfit Fits PeterbiltDesigned for Peterbilt trucks, this BESTfit Aluminum Fuel Tank Step Assembly Bracket offers a durable and reliable...
    01-06010028
    SKU:
    01-06010028
    Ready To Ship:
    Yes
    Height Options:
    33 1/2 Inch
    Finish Options:
    Mill Finish
    Material Options:
    Aluminum
    Width Options:
    26 Inch
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    $364.99
    Qty in Cart: 0
    Price:
    $364.99
    Subtotal:
  • Merritt 21.50 Inch Aluminum Fuel Tank Step Assembly For Peterbilt 23 Inch Diameter Tanks

    Merritt 21.50 Inch Aluminum Fuel Tank Step Assembly For Peterbilt 23 Inch Diameter Tanks

    MERRITT

    $574.99
    21.5 Inches Long Fuel Tank Step AssemblyBolt on this step assembly over your 23 inch diameter Peterbilt tank for easier access to your rig. The steps are made of aluminum and are 21.5 inches long.*...
    Q00080485C
    SKU:
    Q00080485C
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Fuel Tanks
    $574.99
    Qty in Cart: 0
    Price:
    $574.99
    Subtotal:
  • Total: items /

Adding your products to cart

The Peterbilt 357/378 Fuel Tank Steps product lineup offers a wide selection of high-quality, durable aluminum fuel tank step assemblies designed to fit a variety of Peterbilt models. These steps provide easy and secure access to your vehicle's fuel tank, ensuring safe refueling. With sizes ranging from 19.75 inches to 35.5 inches, you can find the perfect fit for your 357 or 378 Peterbilt. These rugged, corrosion-resistant steps are built to withstand the demands of heavy-duty trucking, making them a reliable and long-lasting addition to your Peterbilt. Whether you're replacing an existing step or upgrading to improve accessibility, the Peterbilt 357/378 Fuel Tank Steps product lineup has the solutions you need to keep your rig in top shape.

Frequently Asked Questions About Peterbilt 357/378 Fuel Tank Steps

Will these fuel tank steps fit my Peterbilt 357 or 378 without modification?

Fuel tank steps are designed to match the mounting points and tank diameters commonly used on Peterbilt 357 and 378 models, but fitment can vary depending on your truck's specific fuel tank size, mounting configuration, and model year. It's important to measure your existing tank and step mounting brackets before ordering, and to check the product listing for compatible tank diameters to avoid needing extra fabrication during installation.

What materials are these steps made from, and how do they hold up to weather and road grime?

Most fuel tank steps for these models are constructed from aluminum or steel, often with a diamond plate tread surface for traction. Aluminum options resist corrosion better in wet or salted road conditions, while steel steps may be finished with a protective coating or chrome plating to guard against rust. Regular cleaning helps maintain both the appearance and the anti-slip surface over time.

Do these steps come with mounting brackets and hardware included?

This varies by product, so always check the item description carefully. Some steps are sold as a complete kit with brackets and mounting hardware included, while others are step-only and require you to reuse your existing brackets or purchase them separately. If you're replacing a damaged step, matching the original mounting style will make installation much easier.

Can I install these fuel tank steps myself, or do I need a professional?

Many truck owners install fuel tank steps themselves using basic hand tools, since the process typically involves removing the old step and securing the new one to existing brackets or the tank strap assembly. That said, if your setup requires drilling, custom bracket work, or if the step ties into any electrical components like lighting, having a professional handle the installation can help ensure everything is secure and properly aligned.

Are these steps slip-resistant, and how much weight can they support?

Most fuel tank steps feature a textured or diamond plate surface specifically designed to provide traction in wet, icy, or muddy conditions, which is important given how frequently drivers use them to access the cab. Weight capacity varies by manufacturer and material, so if you have specific load requirements, check the product specifications or reach out to our team before purchasing.


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!