Equipment unit · VIN-decoded · NHTSA vPIC

2025 Davidson Trailers, Llc

7M3GU4023SNDT4550 · Trailer · TRAILER
Carriers run under2
13 mo
Inspections5
all-time
OOS inspections3
of 5
First seenApr 3, 2025
ME
Last seenMay 29, 2026
UT
Inspected under 2 different carriers in 13 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
7M3GU4023SNDT4550
Make
Davidson Trailers, Llc
Model
Davidson Trailers, LLC
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 3, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
7M3

Deterministic · VIN positions 1–3.

Vehicle descriptor section
GU402

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1995 or 2025

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
Not established

Not asserted outside North American WMIs; positions 12–17 may follow another regional convention.

No source established for this field.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
DAVIDSON TRAILERS, LLC

Prefix basis · 146 decoded VINs at 100.0% prefix purity.

Model
Davidson Trailers, LLC

Prefix basis · 146 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2025

Observed directly for this VIN via NHTSA vPIC.

Observed make
DAVIDSON TRAILERS, LLC

Observed directly for this VIN via NHTSA vPIC.

Observed model
Davidson Trailers, LLC

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • serial sequence (positions 12–17 are only asserted for North American VINs)
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Apr 3, 2025 – May 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 29, 2026UTI · Full6OOSDORONZO GROUP LLC 41770822KTD6/UT
Sep 15, 2025NCIII · Driver-only179 ROADSIDE ASSISTANCE LLC 4320049646993T/TN
May 19, 2025FLII · Walk-around17OOS79 ROADSIDE ASSISTANCE LLC 4320049646993T/TN
May 2, 2025UTI · Full8OOS79 ROADSIDE ASSISTANCE LLC 4320049646993T/TN
Apr 3, 2025MEIII · Driver-only279 ROADSIDE ASSISTANCE LLC 4320049NONE/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DORONZO GROUP LLC4177082May 29, 2026May 29, 20261UT
79 ROADSIDE ASSISTANCE LLC4320049Apr 3, 2025Sep 15, 20254UT
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
2KTD6UTDORONZO GROUP LLCMay 29, 2026May 29, 20261
646993TTN79 ROADSIDE ASSISTANCE LLCMay 2, 2025Sep 15, 20253
NONETN79 ROADSIDE ASSISTANCE LLCApr 3, 2025Apr 3, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 3, 2026