Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW1A5325PSB11232 · Trailer · TRAILER
Carriers run under4
23 mo
Inspections7
all-time
OOS inspections3
of 7
First seenDec 1, 2023
CA
Last seenNov 22, 2025
CT
Inspected under 4 different carriers in 23 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
1DW1A5325PSB11232
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 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
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1993 or 2023

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

North American serial sequence
B11232

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
2023

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 · Dec 1, 2023 – Nov 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 22, 2025CTII · Walk-around1OOSMARTIAN EXPRESS COMPANY 2971334892613ST/IL
Nov 18, 2025TXII · Walk-around0MARTIAN EXPRESS COMPANY 2971334892613ST/IL
Oct 7, 2025COIII · Driver-only0TEAM LINE LLC 2953815892613ST/IL
Jul 13, 2025TNI · Full1OOSMARTIAN EXPRESS COMPANY 2971334892613ST/IL
Sep 15, 2024IAIII · Driver-only1PURE FREIGHT LINES LTD 2564216892613ST/IL
Mar 23, 2024NMII · Walk-around0MARTIAN EXPRESS COMPANY 2971334892613ST/IL
Dec 1, 2023CAII · Walk-around3OOSTWO BROTHERS FREIGHT INC 3141768892613ST/IL
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIAN EXPRESS COMPANY2971334Mar 23, 2024Nov 22, 20254IL
TEAM LINE LLC2953815Oct 7, 2025Oct 7, 20251NY
PURE FREIGHT LINES LTD2564216Sep 15, 2024Sep 15, 20241IL
TWO BROTHERS FREIGHT INC3141768Dec 1, 2023Dec 1, 20231IL
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.
892613STILMARTIAN EXPRESS COMPANYMar 23, 2024Nov 22, 20254
892613STILTEAM LINE LLCOct 7, 2025Oct 7, 20251
892613STILPURE FREIGHT LINES LTDSep 15, 2024Sep 15, 20241
892613STILTWO BROTHERS FREIGHT INCDec 1, 2023Dec 1, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026