Equipment unit · VIN-decoded · NHTSA vPIC

2025 Stoughton Trailers

1DW1A5324SBB81149 · Trailer · TRAILER
Carriers run under3
20 mo
Inspections3
all-time
OOS inspections1
of 3
First seenNov 16, 2024
IN
Last seenJul 10, 2026
UT
Inspected under 3 different carriers in 20 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
1DW1A5324SBB81149
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
1A532

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

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
B81149

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 · Nov 16, 2024 – Jul 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2026UTIII · Driver-only1OOSRG HOT-SHOT EXPRESS INC 3655057PE51404/IN
Aug 12, 2025USI · Full3ROSA ERIKA GALVAN MACIAS 1741584PE51404/IN
Nov 16, 2024INIII · Driver-only1ROADPULSE LOGISTICS LLC 3606390PE51404/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RG HOT-SHOT EXPRESS INC3655057Jul 10, 2026Jul 10, 20261TX
ROSA ERIKA GALVAN MACIAS1741584Aug 12, 2025Aug 12, 20251TA
ROADPULSE LOGISTICS LLC3606390Nov 16, 2024Nov 16, 20241IL
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.
PE51404IN2RG HOT-SHOT EXPRESS INCJul 10, 2026Jul 10, 20261
PE51404INROSA ERIKA GALVAN MACIASAug 12, 2025Aug 12, 20251
PE51404INROADPULSE LOGISTICS LLCNov 16, 2024Nov 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026