Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW1A5326PBB14558 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections8
all-time
OOS inspections3
of 8
First seenAug 4, 2023
NC
Last seenFeb 13, 2026
AZ
Inspected under 2 different carriers in 30 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
1DW1A5326PBB14558
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1993 or 2023

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

North American serial sequence
B14558

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
2023

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 · Aug 4, 2023 – Feb 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 13, 2026AZII · Walk-around1BILLOR US TRANSPORT LLC 3749157342562T/TN
May 23, 2025MDII · Walk-around3OOSTROPICBLU EXPRESS LLC 3430462342562T/TN
Feb 27, 2025GAIII · Driver-only1TROPICBLU EXPRESS LLC 3430462342562T/TN
Dec 15, 2024NCII · Walk-around1OOSTROPICBLU EXPRESS LLC 3430462342562T/TN
Oct 22, 2024NCIII · Driver-only2TROPICBLU EXPRESS LLC 3430462342562T/TN
Apr 14, 2024TNI · Full3OOSTROPICBLU EXPRESS LLC 3430462342562T/UK
Mar 6, 2024NYII · Walk-around3TROPICBLU EXPRESS LLC 3430462342562T/TN
Aug 4, 2023NCIII · Driver-only0TROPICBLU EXPRESS LLC 3430462342562T/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BILLOR US TRANSPORT LLC3749157Feb 13, 2026Feb 13, 20261NC
TROPICBLU EXPRESS LLC3430462Aug 4, 2023May 23, 20257NC
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.
342562TTNBILLOR US TRANSPORT LLCFeb 13, 2026Feb 13, 20261
342562TTNTROPICBLU EXPRESS LLCAug 4, 2023May 23, 20256
342562TUKTROPICBLU EXPRESS LLCApr 14, 2024Apr 14, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026