Dry van power only is the move pattern private fleets, distribution centers, and 3PLs use when they already control the box—and only need a tractor and driver to move it. You own or lease the 53-foot van. The carrier arrives without a trailer, couples to your unit, and hauls. That is different from classic full truckload, where the carrier supplies both power and equipment. When your sealed outbound vans are ready and your tractor pool is not, dry van power only closes the gap without buying more day cabs. Start from our power only trucking overview when you need the broader service model.
This Guide is for shippers and fleet leads who stage shipper-owned dry vans and need outside tractors on demand. It is not a rewrite of our power only vs full truckload comparison or the shipper checklist. Those pages stay the deep dives; here the focus is when dry van power only is the right call, what belongs on the tender, and which failure modes waste a dispatch.
Start from the Power Only Truck hub when you need nationwide tractor capacity for vans you already control.
What dry van power only actually covers
In dry van power only trucking, the carrier provides the tractor and the qualified driver. You (or your 3PL) provide the dry van trailer—loaded, empty, or both in one yard exchange. The driver may bobtail into the facility, then hook your unit. Once coupled, the combination is a normal tractor-semitrailer on the highway. Your trailer ID, seals, and pool rules stay yours; the carrier’s job is safe movement and on-time delivery of that asset.
Typical dry van power only work includes:
- Sealed outbound vans waiting at the dock or in the yard for power
- Empty dry van relocation between DCs, plants, and trailer pools
- Drop-and-hook cycles that swap an inbound unit for an outbound unit in one stop
- Peak-season or surge tractor shortage when your private fleet cannot cover every ready trailer
If you are still choosing between bobtail language and a true power-only pull, see bobtail vs power only. Bobtail is tractor-alone positioning. Dry van power only starts when jaws lock on your kingpin.
When to book dry van power only instead of carrier FTL
Carrier-supplied FTL still wins when you do not want trailer custody, when you lack yard space for a pool, or when every load needs a different trailer type you do not own. Dry van power only wins when the box is already yours and the bottleneck is tractors—not trailers.
Book dry van power only when:
- Outbound is sealed and ready. Freight is loaded, doors locked, seal recorded—but no company tractor is free. Paying for power-only capacity protects OTIF without parking product behind a tractor shortage.
- Empty pool balance is the problem. Extra vans stack at one DC while another plant is short. An empty trailer move with outside power rebalances the pool without burning private-fleet hours-of-service on light miles.
- Your DC runs drop-and-hook. High-velocity sites stage vans so drivers exchange equipment instead of live-loading. That is the core drop and hook pattern—and it only works if trailer numbers and spots are clear before the tractor arrives.
- Peak tractor demand exceeds private fleet headcount. Retail peaks, seasonal produce programs, and plant turnarounds often leave vans ready while company power is maxed. Outside tractors scale for weeks without a capital buy.
If both ends require live labor against a carrier-owned van and you have no trailer pool, stick with FTL. Use how to get a power only quote once you know the trailer is yours and hitch-ready.
Tender fields that prevent wrong-hook disasters
Dry van power only fails most often in the tender, not on the highway. Drivers cannot invent a trailer number that is not on the rate confirmation. Put these fields on every dry van power only request:
| Tender field | Why it matters |
|---|---|
| Trailer ID / unit number | Must match the physical van; wrong ID = refused or wrong freight |
| Loaded or empty | Sets weight expectations, seal rules, and detention risk |
| Ready time / appointment | Stops bobtail arrivals against a van still being loaded |
| Gate / yard contact and hours | Guard shack, gate code, after-hours process |
| Spot / door / row | Buried vans create detention and “trailer not found” calls |
| Seal number (if loaded) | Custody proof from your dock to receiving |
| Drop vs live at destination | Tells the driver whether receiving must have parking for your van |
| Return empty instructions | Where the box goes after unload if it stays in your pool |
Optional but useful: known fifth-wheel height notes, prior refused-hook history on that unit, and whether air and electrical were yard-tested. For open-deck pulls you would add securement notes; for dry vans, door latches and seal integrity replace that checklist.
Hitch readiness before the tractor rolls
Outside power units meet your upper coupler for the first time at the gate. Federal rules require drivers to be satisfied that coupling devices, trailer brake connections, lights, tires, and related parts are in good working order before driving—see 49 CFR § 392.7 (equipment, inspection, and use). A bent kingpin, dead seven-way, or seized landing gear is a refused hook, not a “driver problem.”
Walk kingpin and apron condition, glad hands, seven-way receptacle, landing gear, and lights before you tender. Use our full fifth wheel hitch checklist for power only as the yard walk—do not wait for the tractor to discover defects on your clock.
Size, weight, and why empty still means legal
Once hooked, a dry van power only combination must meet the same Interstate and National Network limits as any other tractor-semitrailer. Per the FHWA commercial vehicle size and weight overview, federal Interstate maximums include 20,000 pounds on a single axle, 34,000 pounds on a tandem, and 80,000 pounds gross vehicle weight (bridge formula may require less). On the National Network, states may not impose a semitrailer length limit under 48 feet, width is 102 inches, and there is no federal height limit (states typically range about 13 feet 6 inches to 14 feet 6 inches).
Empty relocates do not waive those rules. An empty van with a flat tire or dark markers is still a refused hook. Load your weight estimates honestly on the tender so the assigned tractor’s ratings and axle spacing fit the loaded combination.
Trailer interchange insurance—do not skip the paperwork
When a carrier hauls a dry van it does not own, standard auto liability alone often does not cover physical damage to your trailer while it is in the carrier’s care. Shippers and 3PLs commonly require trailer interchange (non-owned physical damage) coverage with stated limits on the certificate. Pair that with a written interchange agreement that names the equipment, interchange points, use, and compensation.
FMCSA also requires for-hire carriers to maintain proof of financial responsibility on file for operating authority—see FMCSA insurance filing requirements. Interchange coverage for your van is usually a separate policy conversation with the equipment provider. For the shipper-side checklist, read power only trailer interchange insurance before the first pull.
Failure modes that burn dry van power only capacity
Most dry van power only complaints share a short list of root causes. Fix them in the yard and on the tender—not after detention starts.
- Wrong trailer hooked. Yard map or tender ID does not match the physical unit. Confirm the number with the release contact before the tractor leaves its last stop.
- Refused hook. Kingpin, air, lights, or landing gear fail § 392.7 inspection. Retender only after the defect is shopped and retested.
- No receiving parking. Destination expected a live unload into a carrier van, but your program needs a drop spot for a shipper-owned box. Say “drop” or “live” clearly at quote time.
- Sealed outbound that is not ready. Appointment says ready; dock is still loading. Outside power arrives bobtail and waits—or deadheads out.
- Buried empty. Empty pool van is behind three other decks with no spotting plan. Drop-and-hook time turns into a reshuffle.
- Missing interchange authority. Carrier arrives without the required trailer interchange limits or paperwork your risk team demands. Pre-clear certificates before dispatch.
Practical playbook for private fleets and 3PLs
Treat dry van power only as a capacity layer on top of equipment you already control:
- Keep a roadworthy ready-line of vans with hitch checks done.
- Tender trailer ID, loaded/empty, ready time, gate, and drop vs live every time.
- Pre-approve interchange insurance and contacts.
- Use drop-and-hook only where spots exist on both ends.
- Escalate refused hooks into shop work—not repeat dispatches against the same unit.
That rhythm lets you surge tractors for sealed outbound, empty rebalancing, and DC exchanges without converting every lane to carrier-owned FTL.
Get dry van power only capacity with Logi Transports
Logi Transports LLC arranges dry van power only trucking for shipper-owned and 3PL-controlled vans across the lower 48. We confirm trailer numbers, loaded vs empty status, gate instructions, and interchange expectations before dispatch so the assigned tractor can couple and roll.
Request capacity through our quote request form, email quotes@logitransports.com, or call (864) 791-5644. Sebastian, FL | MC-1636889 | USDOT 4230991.
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