Elevation Off Grid Ford F-550 trucks (there are three turnkey models: Black, Peak, and Limitless) bring new meaning to the phrase bring enough truck. Why do these trucks seem to tower over other adventure trucks? Yes, EOG stuffs a lot of tire under the wheel well, but here’s the real difference: they’re Class 5 medium-duty trucks. Don’t be fooled by the truck beds that make them look like one-ton pickups. These EOG behemoths begin life as cab-and-chassis Fords with no pickup beds at all. Because the F-550 does not come with a factory box, EOG has to fabricate the “pickup” portion entirely. Its “factory spec F-550 pickup bed” is aluminum, sensor-aware, designed for rear-camera relocation, and built for accessory mounting. EOG says it builds “the most capable trucks on the planet” and that these are the “world’s only F-550 (and Ram 5500) pickup trucks.” The beds make these trucks usable pickups rather than just frames with drivetrains.

From the powertrain perspective, this platform continues to utilize the 6.7-liter Power Stroke diesel V8 and the 10-speed TorqShift automatic transmission. While that part is familiar to anyone in the diesel space, things really get interesting once you start talking tires and suspension. Elevation Off Grid Ford F-550 trucks run approximately 41-inch 335/80R20 tires. Many lifted trucks run 37s at best; fitting 41s while maintaining a low ride height requires significant clearance work. EOG seamlessly modifies various components (such as radiator support, rocker areas, and inner fender liners), and reroutes wiring. For off-road use, the lower the center of gravity, the better the handling, and this approach avoids the tall “show truck” geometry that usually follows massive tire diameter.

The ride system at play here is LiquidSpring. It is not a coil-over conversion or a leaf-spring re-rate. It is a hydropneumatic, computer-controlled suspension system that dynamically changes spring rate, damping, and ride height. EOG’s site highlights “unmatched loaded and unloaded ride quality” and emphasizes on- and off-road performance. For a Class 5 platform that may be carrying thousands of pounds of camper mass, water storage, recovery gear, and tools, an adaptive system like that can make the difference between a harsh commercial truck feel and a comfortable ride that can absorb long-range terrain transitions.

Lighting—mostly Baja Designs—is a similarly functional choice. ONX6, LP6, and LP4 lights offer different beam patterns for speed versus short-throw flood. If you’ve ever been alone in the middle of nowhere in the middle of the night, you know that lighting really matters.

EOG claims these trucks have a payload in the ~9,500-pound range and towing up to ~30,000 pounds. To better visualize that payload—and for an extra dose of social media pizazz at the 2025 SEMA Show—EOG loaded one of its giant F-550 trucks perpendicular across the beds of two other builds. A placard stated that “This truck has the same (remaining) payload as an F-450 pickup.” That’s a big deal, as overlanders and off-roaders habitually obliterate payload ratings.
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