Description
Verified Fit: 2023 GMC Sierra 2500HD
What’s Included:
• Front Bumper – Hammerhead 600-56-1008
• Rear Bumper – Hammerhead 600-56-1006
• Toolbox – UWS TBS-69-LP-MB
• Trailer Hitch – Curt 15007
Notes:
• Direct bolt-on fitment. No cutting or welding required
• Call/Chat us to verify the fitment of the tool box to your truck’s cab style and bed length
2023 GMC Sierra 2500HD Heavy Hauler Kit — Hammerhead Bumpers, UWS Toolbox, CURT Hitch
When hauling heavy loads or putting in long hours in tough conditions, your 2023 GMC Sierra 2500HD demands gearing that can keep up with whatever the road or trail throws at it. The Heavy Hauler Kit is designed for owners who put their truck to actual work — contractors, ranchers, and heavy haulers who expect full protection, locking storage, and towing assurance in a fit-tested package. No second-guessing, no slapdash shopping — just a complete, work-ready package.

Key Benefits
- Full Coverage Protection — Front and rear steel bumper security built for towing and tough work.
- Convenience — If you buy a bundle kit (such as front & rear bumper, brackets, a winch mount, and other parts), you get everything in one order. Meaning, it saves you time and money all in one kit; you don’t have to buy each part separately, and all the pieces will fit and work together easily.
- Installation — Buying a full kit, BumperOnly can help you with the whole package instead of just one part.
- One-and-done convenience — guaranteed compatibility, no mix-and-match risk.
- Durable Construction — Built with premium steel and industry-trusted brands.
Bundle Purpose
Whether you’re pulling trailers across state lines, hauling equipment to the job site, or working ranch duty every day, this Heavy Hauler Kit equips your Sierra 2500HD to handle it all. It’s designed for long-term durability and functional performance — not just looks — giving you a setup that’s ready to work from day one.
Fitment & Compatibility
- Verified Fit: 2023 GMC Sierra 2500HD
- Notes:
- Direct bolt-on installation.
- For 600-56-1008: This bumper does not work with Adaptive Cruise
- This bumper will accommodate a Front Receiver Hitch.
- Some GMC models have the front view camera located in the GMC emblem. This bumper will interfere with the view of the camera. Other GMC models have the camera located well below the GMC emblem, this bumper will not interfere with these models. Please note the location of the front view camera on your GMC truck, prior to ordering a bumper.
- Due to the vast variety of offerings and sizes of aftermarket fender flares, we cannot guarantee that the outer tubes of our full brush guard bumpers will allow for over-sized fender flares to be installed on a vehicle.
- For 600-56-1006: This bumper works with Blind Spot Monitoring.
Fortify Your Ride with This Reliable Strength from This Off-Road Truck Bundle!
Upgrade your 2023 GMC Sierra 2500HD with the Heavy Hauler Kit — the complete protection, storage, and towing bundle built for real work. Buy with confidence knowing every bundle is protected by our special return policy for bundle kits. Have fitment questions? Contact our fitment expert today.
Things to Watch or Consider
- Return Policy is More Restrictive – For instance, bundle components must be unused, uninstalled, in original packaging. Partial returns of bundle kits are not accepted.
- Lead Time / Shipping – Some parts of the bundle kit are pre-built and ready to ship, while others are custom-packed or built specifically for your vehicle. As a result, shipping or build times may vary depending on the components.
- Cost vs Flexibility – If you only need one or two items from the bundle, it might cost more than buying those pieces separately.
- Ensure Everything You Need is Included – Even in a “kit”, sometimes small items (bolts, wiring, etc) may be optional or missing. Verify inclusions.
- Always Check Specs & Fitment – Always make sure this bundle is for your vehicle year/make/model (YMM) and that any extras (sensor holes, parking sensors, etc) are included or can be added.
Heavy Duty 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.



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