Chassis Unlimited Octane Replacement Front Bumper CUB940301RAW 2015-2019 GMC Sierra 2500HD/3500HD Raw

Chassis Unlimited Replacement Front Bumper for GMC Sierra 2500HD/3500HD (2015–2019) CUB940301RAW – Octane-Series Winch-Ready Strength

If your truck earns its keep instead of posing in a parking lot, this replacement front bumper from Chassis Unlimited is right at home. Designed specifically for 2015–2019 GMC Sierra 2500HD and 3500HD trucks, the Octane Series brings serious strength without piling on unnecessary bulk. This GMC Sierra front bumper replacement keeps things tight and functional with a low-profile design that follows factory body lines while opening the door for real upgrades—like a winch, recovery points, and auxiliary lighting. The raw steel finish gives you the freedom to coat or paint it your way, whether that’s work-truck tough or show-ready clean.

Upgrade Your Truck with Purpose-Built GMC Sierra Offroad Bumper Capability!

• Winch-Ready Strength – Integrated mount holds up to a 12,000 lb winch for a confident recovery on the trail or in the work environment.
• Real Recovery Strength – 1" thick CNC-machined recovery points give a strong, reliable place to hook up when things get sticky.
• Low-Profile Modular Fit – Three-piece design wraps around the truck tightly for better approach angles and a clean look.
• Light the Way – Dedicated mounts for six 3" LED cube lights give you coverage where it matters most.

Why Pick the Chassis Unlimited Bumper for GMC Sierra Offroad Builds?

This replacement front bumper is built for folks who actually use their trucks. As a true GMC Sierra offroad bumper from Chassis Unlimited, it delivers strength, clean fitment, and long-term durability without overcomplicating things.

If you’re ready to upgrade your front end with something that’s built to work hard and last like the Chassis Unlimited bumpers – Octane Series is a solid choice you can rely on. Shop with us now!

Custom 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.