Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton Trailers

1DW1A5328LBA32891 · Trailer · TRAILER
Carriers run under3
22 mo
Inspections8
all-time
OOS inspections1
of 8
First seenJun 21, 2023
TX
Last seenApr 15, 2025
OK
Inspected under 3 different carriers in 22 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
1DW1A5328LBA32891
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2020
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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1990 or 2020

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

North American serial sequence
A32891

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
2020

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 · Jun 21, 2023 – Apr 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 15, 2025OKIII · Driver-only3RS TRANSFER USA LLC 22987485174302/ME
Jun 17, 2024TXII · Walk-around0RS TRANSFER USA LLC 22987485174302/ME
Apr 1, 2024TXII · Walk-around0RS TRANSFER USA LLC 22987485174302/ME
Mar 8, 2024USI · Full1ALMA ORALIA SOTO VILLARREAL 34370965174302/ME
Oct 25, 2023USI · Full1AUTOTRANSPORTES ROMEDU SA DE CV 11482595174302/ME
Aug 29, 2023USII · Walk-around2OOSAUTOTRANSPORTES ROMEDU SA DE CV 11482595174302/ME
Jul 19, 2023KYI · Full1RS TRANSFER USA LLC 22987485174302/ME
Jun 21, 2023TXIII · Driver-only1RS TRANSFER USA LLC 22987485174302/ME
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RS TRANSFER USA LLC2298748Jun 21, 2023Apr 15, 20255TX
ALMA ORALIA SOTO VILLARREAL3437096Mar 8, 2024Mar 8, 20241TA
AUTOTRANSPORTES ROMEDU SA DE CV1148259Aug 29, 2023Oct 25, 20232TA
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.
5174302MERS TRANSFER USA LLCJun 21, 2023Apr 15, 20255
5174302MEALMA ORALIA SOTO VILLARREALMar 8, 2024Mar 8, 20241
5174302MEAUTOTRANSPORTES ROMEDU SA DE CVAug 29, 2023Oct 25, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026