Equipment unit · VIN-decoded · NHTSA vPIC

2018 Stoughton Trailers

1DW1A5321JBA12057 · Trailer · TRAILER
Carriers run under3
14 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJul 24, 2024
MS
Last seenSep 30, 2025
MO
Inspected under 3 different carriers in 14 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
1DW1A5321JBA12057
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2018
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
1 · valid

Deterministic · position 9; calculated value 1.

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
A12057

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.

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 · Jul 24, 2024 – Sep 30, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 30, 2025MOII · Walk-around1—MEGA TRADE INC 2365418992488ST/IL
Mar 20, 2025TNI · Full6OOSPARASOURCE INC 3366614992488ST/IL
Mar 12, 2025NMII · Walk-around0—PARASOURCE INC 3366614792845ST/IL
Jul 24, 2024MSII · Walk-around1—INTEGRAL EXPRESS INC 3024055792845/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MEGA TRADE INC2365418Sep 30, 2025Sep 30, 20251IL
PARASOURCE INC3366614Mar 12, 2025Mar 20, 20252IL
INTEGRAL EXPRESS INC3024055Jul 24, 2024Jul 24, 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.
992488STIL—MEGA TRADE INCSep 30, 2025 → Sep 30, 20251
992488STIL—PARASOURCE INCMar 20, 2025 → Mar 20, 20251
792845STIL—PARASOURCE INCMar 12, 2025 → Mar 12, 20251
792845IL—INTEGRAL EXPRESS INCJul 24, 2024 → Jul 24, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026