Equipment unit · VIN-decoded · NHTSA vPIC

2025 Stoughton Trailers

1DW1A5321SSB97549 · Trailer · TRAILER
Carriers run under2
13 mo
Inspections7
all-time
OOS inspections1
of 7
First seenFeb 25, 2025
SD
Last seenMar 13, 2026
IN
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
1DW1A5321SSB97549
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
1A532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
B97549

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 · 12,945 decoded VINs at 100.0% prefix purity.

Model
Stoughton Trailers

Prefix basis · 12,945 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 · Feb 25, 2025 – Mar 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 13, 2026INIII · Driver-only0SKB TRANSPORT INC 35295665446366/ME
Feb 4, 2026MTI · Full0SKB TRANSPORT INC 35295665446366/ME
Jan 11, 2026SDIII · Driver-only0SKB TRANSPORT INC 35295665446366/ME
Oct 24, 2025LAIII · Driver-only2SKB TRANSPORT INC 35295665446366/ME
Jun 27, 2025CAII · Walk-around2OOSSKB TRANSPORT INC 35295665446366/ME
Apr 29, 2025NMII · Walk-around2SKB TRANSPORT INC 35295665445366/ME
Feb 25, 2025SDIII · Driver-only0JMJMN ENTERPRISE LLC 30436985446366/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SKB TRANSPORT INC3529566Apr 29, 2025Mar 13, 20266IL
JMJMN ENTERPRISE LLC3043698Feb 25, 2025Feb 25, 20251OH
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.
5446366MESKB TRANSPORT INCJun 27, 2025Mar 13, 20265
5445366MESKB TRANSPORT INCApr 29, 2025Apr 29, 20251
5446366MEJMJMN ENTERPRISE LLCFeb 25, 2025Feb 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026