Equipment unit · VIN-decoded · NHTSA vPIC

2020 Stoughton Trailers

1DW1A5324LBA31110 · Trailer · TRAILER
Carriers run under4
22 mo
Inspections4
all-time
OOS inspections2
of 4
First seenSep 26, 2023
WA
Last seenJul 24, 2025
NC
Inspected under 4 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
1DW1A5324LBA31110
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
1990 or 2020

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

North American serial sequence
A31110

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 · Sep 26, 2023 – Jul 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2025NCII · Walk-around0FAIR WINDS TRANSPORT LLC 4104917TM5057/ID
Oct 23, 2024IDII · Walk-around1OOSNCA EXPRESS LLC 3273334TM5057/ID
Nov 19, 2023WAIII · Driver-only2AI EXPRESS LLC 3665061TM5057/ID
Sep 26, 2023WAI · Full3OOSNM TRUCKING LLC 3556494TM5057/ID
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FAIR WINDS TRANSPORT LLC4104917Jul 24, 2025Jul 24, 20251VA
NCA EXPRESS LLC3273334Oct 23, 2024Oct 23, 20241ND
AI EXPRESS LLC3665061Nov 19, 2023Nov 19, 20231OR
NM TRUCKING LLC3556494Sep 26, 2023Sep 26, 20231WA
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.
TM5057IDFAIR WINDS TRANSPORT LLCJul 24, 2025Jul 24, 20251
TM5057IDNCA EXPRESS LLCOct 23, 2024Oct 23, 20241
TM5057IDAI EXPRESS LLCNov 19, 2023Nov 19, 20231
TM5057IDNM TRUCKING LLCSep 26, 2023Sep 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026