Equipment unit · VIN-decoded · NHTSA vPIC

2018 Stoughton Trailers

1DW1A5326JBA01524 · Trailer · TRAILER
Carriers run under2
34 mo
Inspections6
all-time
OOS inspections1
of 6
First seenSep 3, 2023
TX
Last seenJul 7, 2026
MO
Inspected under 2 different carriers in 34 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
1DW1A5326JBA01524
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 26, 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
1988 or 2018

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

North American serial sequence
A01524

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
2018

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 3, 2023 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026MOIII · Driver-only0G4 EXPRESS INC 1963891AD1127/OK
Apr 18, 2026TXII · Walk-around8G4 EXPRESS INC 1963891AD1127/OK
Feb 23, 2025TXII · Walk-around4G4 EXPRESS INC 1963891AD1127/OK
Feb 10, 2025ARIII · Driver-only1G4 EXPRESS INC 1963891AD1127/OK
Dec 17, 2024USI · Full5TRANS PIRAMIDE SA DE CV 678674AD1127/OK
Sep 3, 2023TXII · Walk-around5OOSG4 EXPRESS INC 1963891AD1127/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
G4 EXPRESS INC1963891Sep 3, 2023Jul 7, 20265TX
TRANS PIRAMIDE SA DE CV678674Dec 17, 2024Dec 17, 20241TA
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.
AD1127OK2G4 EXPRESS INCSep 3, 2023Jul 7, 20265
AD1127OKTRANS PIRAMIDE SA DE CVDec 17, 2024Dec 17, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 26, 2026