Deck-over trailer vs low-pro gooseneck flatbed
By Gustavo, truck dispatcher · Updated October 2026 · How we check facts
Two hotshot trailers can have the same length, rating and hitch and still take different freight, because of where the deck sits. Put it on top of the wheels and you get width. Put it between the wheels and you get height. That's the whole deck-over vs low-pro decision,, and it's worth getting right before you buy.
Deck-over vs low-pro at a glance
| Deck-over gooseneck | Low-pro gooseneck, between the wheels | |
|---|---|---|
| Deck position | On top of the wheels | Between the wheels, fenders beside the deck |
| Typical deck height | About 33 to 36 in | About 20 to 26 in |
| Usable width | Full 102 in | Narrower between fenders, often under 90 in |
| Side loading by forklift | Anywhere along the deck | Blocked over the fenders |
| Height room under 13 ft 6 in | About 10 ft 6 in to 10 ft 9 in | About 11 ft 4 in to 11 ft 10 in |
| Best for | Steel, pipe, lumber, pallets, wide equipment | Taller, narrower machines and loads |
| Watch for | Tall loads going over height | Wide loads that won't fit between fenders |
SOURCE: Typical figures, not from a single builder. Height room assumes a 13 ft 6 in limit, common in many states; your route's legal height can differ. See specific spec sheets below.
What a deck-over trailer gives you
The deck runs flat across the top of the tires, so nothing sticks up beside the freight. A 102 in deck means pallets two-wide, long steel with room for edge protection, and machines wider than 8 ft that would never fit between fenders. A forklift can set freight anywhere along either side. For most hotshot freight, that's the trailer.
Two builder examples, from their own model pages:
| Model | Deck width | Lengths | GVWR | Cargo capacity | Deck height |
|---|---|---|---|---|---|
| Big Tex 22GN | 102 in | 20 to 40 ft | 23,900 lb | 15,110 to 18,660 lb | 34 in (dealer-listed) |
| PJ Trailers LD (low-profile deck-over) | 102 in | 20 to 44 ft | 25,000 lb std; 30,000 lb option | 16,770 to 19,370 lb | 33 in (PJ listing) |
SOURCE: Big Tex 22GN model page; PJ Trailers LD model page, checked Oct 26, 2026. Deck heights from dealer and builder listings; confirm on the spec sheet for the exact build.
Note the naming trap: PJ calls the LD "low-pro," but it's still a deck-over. It sits lower than a standard deck-over because of smaller tires, not because the deck drops between the wheels. When a seller says "low-pro," ask whether the deck is over or between the wheels.
What a low-pro, between-the-wheels gooseneck gives you
The deck drops between the tires, with fenders on each side. That buys about 8 to 12 in of height, which is the difference between legal and over height on taller machines. You lose width over the fenders, and side loading over the wheels.
The height math
EXAMPLE
- Machine height
- 10 ft 2 in
- Deck-over at 34 in
- 13 ft 0 in
- Same machine, taller spec (10 ft 9 in)
- 13 ft 7 in, over 13 ft 6 in
- Low-pro at 24 in, 10 ft 9 in machine
- 12 ft 9 in
All EXAMPLE numbers. Measure the machine as it sits on the deck, with the cab, ROPS or boom in transport position. Legal height is set by each state, not federally, so check every state on the route. Width works the other way: a machine 8 ft 6 in wide fits a 102 in deck-over but won't sit between fenders.
Which loads fit which deck
| Freight | Deck-over | Low-pro between wheels |
|---|---|---|
| Steel beams, tubing, pipe | Best | Works if narrow enough |
| Lumber and building materials | Best | Limited by width |
| Pallets two-wide | Yes | Often no |
| Wide equipment over 8 ft | Yes | No |
| Tall compact equipment | Watch height | Best |
| Forklift side loading | Yes | Only ahead of and behind fenders |
Pros and cons
Deck-over
- Full 102 in width and clean side loading
- Fits the widest range of hotshot freight
- Higher deck: steeper ramp angles and less height room
Low-pro, between the wheels
- Lower deck: gentler ramps and more height room
- Narrower usable width and fenders in the way
- Fits fewer kinds of freight
Hitching and handling
Both types hitch the same way when they're goosenecks, and the deck type doesn't change the coupler routine in how to connect a gooseneck trailer. A lower deck lowers the center of gravity a bit, which helps with tall loads in crosswinds. Lower decks also mean lower loading ramps; for ramp angles see dovetail and mega ramps. More trailer guides are on the guides page.
Dispatch by deck height and width
Height and width rule out more loads than weight does on many flatbed posts. Our hotshot dispatch desk keeps your deck height and usable width on file and checks both against every load before you hear about it. Semi flatbed and step deck freight runs through our flatbed dispatching service. Each load is yours to accept or pass, and the rate confirmation goes from the broker to you. See how the TruckQuick desk works.
Sources
- Big Tex Trailers 22GN and PJ Trailers LD model pages (checked Oct 26, 2026); dealer listings for deck heights
- FHWA, federal size limits overview (102 in width; height set by states)
Questions people ask
Q01What is a deck-over trailer?
A flatbed trailer whose deck is built on top of the wheels and tires instead of between them. That gives a full-width deck, usually 102 in, with no fenders in the way, at the cost of a higher deck.
Q02Is a deck-over the same as a gooseneck?
No. Deck-over describes the deck; gooseneck describes the hitch. Deck-overs come as gooseneck and bumper pull trailers. Most hotshot deck-overs are goosenecks.
Q03How high is a deck-over trailer?
Builders and dealers list many gooseneck deck-overs at about 33 to 34 in deck height, and heavier ones higher. Smaller tires lower it. Check the spec sheet and measure loaded, since springs settle.
Q04Which is better for hotshot, deck-over or low-pro?
For most hotshot freight, deck-over: steel, pipe, lumber, pallets and wide equipment all load easily from the side on a full-width deck. Low-pro wins when your freight is tall, like taller machines, where every inch of deck height counts.
Q05Can I load a deck-over with a forklift from the side?
Yes, that's its main strength. With no fenders above the deck, a forklift can set freight anywhere along the side. Between-the-wheels trailers have fenders that block side loading over the wheels.