Equipment unit · VIN-decoded · NHTSA vPIC

2011 Stoughton Trailers

1DW1A5320BS236841 · Trailer · TRAILER
Carriers run under2
20 mo
Inspections9
all-time
OOS inspections2
of 9
First seenOct 4, 2024
OH
Last seenJun 24, 2026
IN
Inspected under 2 different carriers in 20 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
1DW1A5320BS236841
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1981 or 2011

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

North American serial sequence
236841

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
2011

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 · Oct 4, 2024 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026INIII · Driver-only0ONESOURCE TRUCKING LLC 3301289M3W906/KY
Mar 12, 2026KYII · Walk-around1OOSONESOURCE TRUCKING LLC 3301289M3W906/KY
Oct 20, 2025KYIII · Driver-only1ONESOURCE TRUCKING LLC 3301289M3W906/KY
Aug 21, 2025TNII · Walk-around1ONESOURCE TRUCKING LLC 3301289M3W906/KY
Apr 29, 2025NCIII · Driver-only3ONESOURCE TRUCKING LLC 3301289M3W906/KY
Jan 14, 2025NCIII · Driver-only1ONESOURCE TRUCKING LLC 3301289M3W906/KY
Nov 21, 2024TNI · Full4OOSONESOURCE TRUCKING LLC 3301289M3W906/KY
Oct 17, 2024MOI · Full2FRONTLINE EXPRESS LLC 380765311C1R492/KY
Oct 4, 2024OHI · Full5ONESOURCE TRUCKING LLC 3301289C1R492/KY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ONESOURCE TRUCKING LLC3301289Oct 4, 2024Jun 24, 20268KY
FRONTLINE EXPRESS LLC3807653Oct 17, 2024Oct 17, 20241KY
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.
M3W906KY2ONESOURCE TRUCKING LLCNov 21, 2024Jun 24, 20267
11C1R492KYFRONTLINE EXPRESS LLCOct 17, 2024Oct 17, 20241
C1R492KYONESOURCE TRUCKING LLCOct 4, 2024Oct 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026