Equipment unit · VIN-decoded · NHTSA vPIC

2025 Stoughton Trailers

1DW1R5325SEB78994 · Trailer · TRAILER
Carriers run under2
11 mo
Inspections4
all-time
OOS inspections0
of 4
First seenSep 15, 2025
CA
Last seenAug 4, 2026
LA
Inspected under 2 different carriers in 11 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
1DW1R5325SEB78994
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
1DW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1R532

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
B78994

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

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

Make
STOUGHTON TRAILERS

Prefix basis · 274 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 274 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
STOUGHTON TRAILERS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Stoughton Trailers

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 15, 2025 – Aug 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 4, 2026LAII · Walk-around2J HDEZ TRUCKING LLC 35302775648043/ME
Nov 26, 2025OKIII · Driver-only1AAYU TRANSPORT INC 38066915501130/ME
Sep 30, 2025KSIII · Driver-only2AAYU TRANSPORT INC 38066915501130/ME
Sep 15, 2025CAII · Walk-around1AAYU TRANSPORT INC 38066915501130/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J HDEZ TRUCKING LLC3530277Aug 4, 2026Aug 4, 20261TX
AAYU TRANSPORT INC3806691Sep 15, 2025Nov 26, 20253IN
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.
5648043ME2J HDEZ TRUCKING LLCAug 4, 2026Aug 4, 20261
5501130MEAAYU TRANSPORT INCSep 15, 2025Nov 26, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026