Quick answer: A 53-foot dry van can typically accommodate 26 standard 48×40-inch pallets when they are straight-loaded, with two pallets across and 13 rows along the trailer. Depending on pallet design, loading orientation, load dimensions and handling equipment, it may be possible to fit more. Sideways loading can theoretically accommodate up to 30 48×40 pallets, while a pinwheel pattern can accommodate about 28. Weight, load overhang and trailer dimensions can reduce the actual number.
Understanding how many pallets fit in a truck sounds like simple arithmetic until the last few pallets are sitting on the dock and the trailer is already full. If the entire order doesn’t fit on the scheduled load, the choices aren’t especially attractive. You may have to send an incomplete order, restack freight or find another truck for the balance, potentially at a much higher cost.
The number of pallets that fit depends on the pallet footprint, trailer dimensions, loading orientation and whether the load overhangs the pallet. Weight can become the limiting factor before floor space does, particularly with dense products.
This article looks primarily at common North American pallet sizes and how they fit in 53-foot and 48-foot trailers. For other common footprints, see our guide to standard pallet sizes.
If you’re working through a different pallet issue, our Pallet Problems resource covers practical questions involving pallet selection, capacity, load stability, damage, repair, storage and export requirements.
How Pallet Orientation Changes Trailer Capacity
When pallets are rectangular rather than square, loading orientation can make a significant difference in how many fit on the trailer. For a standard 48×40-inch pallet, there are three common approaches.
Straight loading: With a 48×40 pallet, the 48-inch dimension runs in the direction of trailer travel. Two pallets fit across the trailer, producing 13 rows and a nominal capacity of 26 pallets in a 53-foot trailer. Straight loading is straightforward and generally offers the greatest flexibility in material handling.
Sideways loading: The 40-inch dimension runs in the direction of trailer travel. This can improve cube utilization and theoretically allow up to 30 standard pallets in a 53-foot trailer. Pallet entry matters, however. A full four-way block pallet is easier to handle from the side than a typical notched-stringer pallet, particularly when pallet jacks rather than forklifts are being used. For more on these design differences, see What Are the Different Types of Pallets?
Pinwheel loading: Pallets alternate between straight and sideways orientation. For standard 48×40 pallets, a pinwheel arrangement can accommodate about 28 pallets in a 53-foot trailer. It can provide a useful compromise between trailer utilization and handling requirements.
These are planning numbers rather than guarantees. Actual trailer dimensions, pallet construction, load overhang, load restraint requirements and operating clearances can all affect what will physically fit.
How Many Pallets Fit in a 53-Foot or 48-Foot Trailer?
The following figures show nominal pallet positions for several common pallet footprints. They assume single-stacked loads with no product overhang and sufficient trailer width and usable length for the stated loading pattern.
| Pallet Size | 53-ft Straight | 53-ft Sideways | 53-ft Pinwheel | 48-ft Straight | 48-ft Sideways | 48-ft Pinwheel |
|---|---|---|---|---|---|---|
| 48×40″ | 26 | Up to 30 | About 28 | 24 | Up to 28 | About 26 |
| 48×48″ | 26 | — | — | 24 | — | — |
| 42×42″ | 30 | — | — | About 26–28 | — | — |
| 48×42″ | 26 | Up to 30 | About 28 | 24 | Up to 26–28 | About 26 |
| 48×45″ | 26 | Up to 28 | About 28 | 24 | Up to 24–26 | About 26 |
These figures are planning estimates based primarily on pallet footprint. Actual capacity should be confirmed against the trailer, load dimensions and loading requirements.
Square pallets such as 48×48 and 42×42 don’t gain anything simply by being rotated 90 degrees. With rectangular pallets, however, changing orientation can make better use of available trailer length and width.
Why 26 Pallets Is the Familiar Number for a 53-Foot Trailer
The familiar 26-pallet calculation for a 53-foot trailer is straightforward. With standard 48×40 pallets loaded straight, two pallets fit across the trailer and 13 rows fit along its length:
2 pallets across x 13 rows = 26 pallet positions.
Turn the pallets sideways and the 40-inch dimension runs along the trailer. On paper, this can increase capacity to as many as 30 pallet positions. Whether that arrangement works operationally depends on the actual palletized load, trailer and handling equipment.
That’s an important distinction. The mathematical maximum isn’t necessarily the practical maximum.
Can You Double-Stack Pallets in a Truck?
Potentially. If 26 pallets fit on the trailer floor, stacking compatible loads two-high can theoretically increase the number of pallet loads to 52. Other loading patterns may accommodate more.
But double-stacking isn’t simply a trailer-space calculation. The lower load must support the additional weight, the combined stack must remain stable, and total height must fit within the trailer. Pallet condition, package strength, load distribution and transportation forces all matter.
For a more complete treatment, see Can Loaded Pallets Be Double-Stacked?.
Weight Can Limit the Load Before Floor Space Does
Floor space is only half of the calculation. With heavy freight, a trailer can reach its allowable weight before every available pallet position is filled.
That’s why simply saying that a trailer “holds 26 pallets” can be misleading. Twenty-six relatively light pallet loads may present no weight problem, while considerably fewer dense loads can exhaust the available payload.
Trailer, tractor, axle and legal weight considerations all come into play, so the allowable payload for a particular shipment should be confirmed rather than assumed from a generic trailer figure. Pallet placement may also need to be adjusted to maintain appropriate axle loading and load balance.
Pallet Overhang Can Change the Calculation
The pallet footprint isn’t necessarily the same as the footprint of the loaded pallet. Cartons, bags, pails or other products that extend beyond the pallet deck increase the amount of space each unit load occupies.
A loading plan based on perfectly dimensioned 48×40 pallets can therefore fall apart when the actual loads reach the dock. Even modest overhang becomes important when pallets are packed closely together or trailer utilization is being pushed toward its theoretical maximum.
Overhang can also expose products to damage and create clearance problems elsewhere in the supply chain. If it is recurring, it is worth investigating rather than simply allowing extra trailer space for it. See How Much Pallet Overhang Is Too Much?. For corrugated loads, we also look specifically at package support in Should Cartons Overhang a Pallet or Be Set Back From the Edge?
Don’t Forget Load Stability and Restraint
Fitting another two or four pallets onto a trailer doesn’t accomplish much if the resulting load can’t be transported safely.
Braking, acceleration, cornering, vibration and road impacts can cause products to move on their pallets or complete pallet loads to move within the trailer. Loading pattern, open space, load containment and appropriate cargo restraint therefore need to be considered along with pallet count.
For more on that problem, see Why Do Pallet Loads Shift During Transportation?.
Frequently Asked Questions
How many standard pallets fit in a 53-foot trailer?
A common planning figure is 26 standard 48×40-inch pallets when straight-loaded. Depending on the pallet, load and handling conditions, sideways loading can accommodate up to about 30, while a pinwheel pattern can accommodate about 28.
How many pallets fit in a 48-foot trailer?
A common planning figure is 24 standard 48×40-inch pallets when straight-loaded. Different orientations may allow additional pallet positions if the load dimensions, pallet design and handling equipment permit.
Can 30 pallets fit in a 53-foot trailer?
Yes, 30 standard 48×40-inch pallet positions may be possible when the pallets are loaded sideways. Actual loads must fit within the available trailer dimensions without problematic overhang, and the pallets must be compatible with the handling method used for loading and unloading.
Can pallets be double-stacked in a trailer?
Yes, when the pallets, products and packaging are designed to support the upper load and the combined stack remains within height, weight and stability limits. Double-stacking should be treated as a unit-load design question rather than simply a way to double trailer capacity.
The Bottom Line
For standard 48×40-inch pallets, 26 pallets in a 53-foot trailer is the familiar starting point. Depending on orientation and operating conditions, it may be possible to fit 28 or even 30.
But the last few pallet positions are where theory meets the loading dock. Product overhang, pallet entry, handling equipment, trailer dimensions, load weight and stability can all change the answer.
Use the pallet count as a planning number, then make sure the actual unit loads, weight and handling requirements support the loading pattern you intend to use.
Rick LeBlanc, EMBA, is the founder and editor of Reusable Packaging News (subscribe to the free newsletter) and editor of Western Pallet Magazine. A supply chain journalist with more than 30 years of experience, he specializes in pallets, reusable packaging, material handling and related operations. Rick is co-author of Pallets: A North American Perspective and Pallets & Progress: A Collected History of Pallets and Palletized Handling 1922–1945. He is also an advisory board member of the Virginia Tech Center for Packaging and Unit Load Design. Read Rick’s full bio.