Chassis Unlimited Octane Front Steel Bumper CUB940501RAW 2003-2006 GMC Sierra 2500/3500 Raw

Chassis Unlimited Steel Bumper for GMC Sierra 2500/3500 (2003-2006) CUB940501RAW – Raw Strength Built for Serious Winch Work

If your Sierra sees work trucks, back roads, or muddy recoveries more than mall parking lots, this steel bumper is right at home. Designed for the 2003–2006 GMC Sierra 2500/3500, the Octane Series delivers raw, no-nonsense strength with a tight, low-profile fit that doesn’t drag or hang low. Running raw steel gives you full control—paint it, powder coat it, or leave it bare while you dial in the rest of your build. Either way, this GMC Sierra steel bumper is built to take hits and keep working.

Armor Your Sierra with Winch-Ready Confidence of Chassis Unlimited Bumper!

• Winch-First Design – Integrated mount supports a winch of up to 12,000 lbs to ensure self-recovery whenever trails or work environments go bad.
• Smart Modular Design – Three-piece design hugs the front end closely to improve approach angles without compromising strength in critical areas.
• Lighting Flexibility – Six total cube light mounting locations let you set up trail lighting, work lights, or recovery illumination your way.
• Recovery You Can Trust – Thick, CNC-machined recovery points are made for real pulls—not decoration.
• Straightforward Install – Bolts directly to factory mounting points with basic tools—no cutting, no welding.

Why Rely On the Chassis Unlimited Octane Bumper – Steel Bumper Built to Work Hard?

This steel truck bumper is made for drivers who depend on their gear, not just appreciate it. As a Chassis Unlimited bumper, it offers American-made quality, trail-tested design, and the strength you can feel the first time the winch line goes tight.

If you’re building a dependable steel bumper that’s ready for recovery duty and long-term abuse, this Octane Series front bumper is ready whenever your Sierra is. Shop with us now!

Offroad Bumper Tips

Always do your homework before you buy a bumper! Below you can find everything you need to know about bumpers’ weight, thickness, selection, and more. To help your decision, we’ve compiled a full list of all the bumpers we carry. Compare them by look, function, and price.

Everyone wants to know about the weight of steel bumpers and we’re here to help you out. In this blog, you can find every answer to any question you could have about it.

What’s the right thickness for a bumper? Find out with our guide to bumper thickness.

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 support@bumperonly.com. This applies even to the prices from our own store at BumperOnly.com
• 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.