Equipment unit · VIN-decoded · NHTSA vPIC

2009 Stoughton Trailers

1DW1A53229B131437 · Trailer · TRAILER
Carriers run under4
25 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 26, 2024
SD
Last seenJul 15, 2026
MN
Inspected under 4 different carriers in 25 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
1DW1A53229B131437
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2009
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
2009 or 2039

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

North American serial sequence
131437

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
2009

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 26, 2024 – Jul 15, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2026MNIII · Driver-only3CRST EXPEDITED INC 53773SP765MHQ/IN
May 18, 2026NEIII · Driver-only0US XPRESS INC 303024SP765MHQ/IN
Sep 30, 2025WII · Full2OOSAMG TRANSPORTATION SYSTEM LLC 4220662SP765MHQ/IN
Jun 26, 2024SDII · Walk-around0SCHNEIDER NATIONAL CARRIERS INC 264184SP765MHQ/IN
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CRST EXPEDITED INC53773Jul 15, 2026Jul 15, 20261IA
US XPRESS INC303024May 18, 2026May 18, 20261TN
AMG TRANSPORTATION SYSTEM LLC4220662Sep 30, 2025Sep 30, 20251IL
SCHNEIDER NATIONAL CARRIERS INC264184Jun 26, 2024Jun 26, 20241WI
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.
SP765MHQIN2CRST EXPEDITED INCJul 15, 2026Jul 15, 20261
SP765MHQINUS XPRESS INCMay 18, 2026May 18, 20261
SP765MHQINAMG TRANSPORTATION SYSTEM LLCSep 30, 2025Sep 30, 20251
SP765MHQINSCHNEIDER NATIONAL CARRIERS INCJun 26, 2024Jun 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026