Tuff Stuff Overland Adjustable Truck Bed Rack
Truck Bed Rack for RTT, Adjustable, 40" Length, Steel, Black by Tuff Stuff Overland Overview
Ready for any adventure, the Tuff Stuff Overland Adjustable 40" Truck Bed Rack offers a sturdy and lightweight solution for mounting your rooftop tent. Its streamlined steel design provides reliable support without adding unnecessary bulk, making it ideal for both weekend getaways and extended overland journeys.
Installation is hassle-free thanks to its universal fit and included pinch plates, which allow secure mounting on most truck beds, no drilling required. The adjustable setup ensures compatibility with a wide range of gear, giving you the flexibility to customize your loadout.
Built to endure the elements, this rack features a weather-resistant finish and rugged construction that stands up to mud, rain, and rough terrain. Whether you're heading into the mountains or cruising through desert trails, it’s a dependable foundation for your rooftop tent and adventure gear.

Tuff Stuff Overland Adjustable 40" Truck Bed Rack Features
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Adjustable Fit
Expands from 40" to 68" wide to fit a variety of truck beds—from mid-size Toyotas to full-size Ford F350s. -
Heavy-Duty Capacity
Supports up to 800 lbs static and 650 lbs dynamic, providing a solid foundation for roof top tents and cargo. -
Durable Construction
Built from powder-coated steel for superior corrosion resistance and long-lasting performance in all conditions. -
Smart Design
Features a sliding center rail for easy width adjustment and two sturdy crossbars for stable mounting. -
Universal Compatibility
Mounts directly on most truck bed rails with included pinch plates—no drilling required. Toyota factory cargo rails can use optional 3/8” T-nuts for a perfect fit. -
Vehicle Note
Not compatible with tonneau covers or 1st generation Ford Raptor beds without modification (requires nut inserts or anchors).


Free onX Maps Subscription
A Free 3 months subscription to onX Off-Road Maps is included with your order. Below are some of the top features of onX maps:
- Tons of Off-Road Trails - You can find thousands of trails for Overlanding, SxS, 4×4, ATV, dirt bike, and snowmobiles across the nation.
- Save Maps for Offline Use - Heading somewhere remote? You can Save maps to your phone or tablet, including all interactive land and trail data.
- Track, Save, and Share Trips - Easily track your trips, including location, distance, speed, and elevation with Go and Track’s GPS capabilities.
Tuff Stuff Overland Adjustable 40" Truck Bed Rack Installation Instructions
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Remove the two side brackets and two crossbars from the packaging.
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Insert the crossbars into the tubes on both side brackets, but do not tighten yet.
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With assistance, carefully place the assembled rack onto your truck bed rails.
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Use the provided “lock-in place” brackets to secure the rack sides to the bed rails.
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For Toyota trucks with factory-installed cargo rails, use T-nuts (sold separately) for installation.
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Once aligned and properly positioned, tighten the nuts on the crossbars and side brackets to secure the rack firmly.
Tuff Stuff Overland Adjustable 40" Truck Bed Rack Specifications
| Dimensions L/W/H | 40 x 48 x 14.5 (max-width is 68 inches) |
|---|---|
| Distance from bar-to-bar | 48 inches |
| Distance from top of bed rail to top of rack | 14.5" |
| Distance from top of bed rail to bottom of rack | 13" |
| Min Width | 40" |
| Max Width | 68" |
| Tube diameter | 1.5" (the center adjustable tube is 1.25") |
| Crossbars | 2 Qty |
| Capacity Static | 800 lbs |
| Capacity Dynamic (Driving down the road) | 650 lbs |
| Mounting Hardware | Powder-coated steel for a long-lasting finish and protection |

Tuff Stuff Overland Adjustable 40" Truck Bed Rack FAQ
Can this fit any truck?
Yes! This rack features a universal mounting system designed to fit most mid-size and full-size truck beds. If you have a particularly small bed, fitment may vary.
Which Tuff Stuff Overland tents are compatible?
The Trailhead, Delta, and Alpha II roof top tents fit perfectly on this 40" rack. For larger tents, we recommend our 51" RTT Bed Rack.
What can I mount on top of the rack?
While it’s designed for roof top tents, you can also mount other gear such as lumber, pipes, recovery boards, and tools.
Can I attach additional accessories?
Yes, you can easily mount sand tracks, farm jacks, RotopaX cans, and shovels. However, awnings are not recommended due to limited clearance.
Can I use my tonneau cover with this rack?
No, this rack is not compatible with tonneau covers or any accessories that affect the inner bed rails.
Is it compatible with the Jeep Gladiator?
Yes! The Jeep Gladiator is compatible, and no modifications are needed.