Equipment unit · VIN-decoded · NHTSA vPIC

2023 Stoughton Trailers

1DW1A5326PBB05651 · Trailer · TRAILER
Carriers run under4
15 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJan 7, 2025
PA
Last seenApr 12, 2026
CA
Inspected under 4 different carriers in 15 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
1DW1A5326PBB05651
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2023
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
6 · valid

Deterministic · position 9; calculated value 6.

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
B05651

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 · Jan 7, 2025 – Apr 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 12, 2026CAIII · Driver-only1QUALITY FREIGHT LINES INC 3390254PA43493/IN
Sep 9, 2025CAI · Full1CHEEMA TRUCKLINE LLC 3014873PA43493/IN
Jul 23, 2025NVIII · Driver-only0J B HUNT TRANSPORT INC 80806PA43493/IN
Jan 7, 2025PAIII · Driver-only0YM TRANSPORTATION INCORPORATED 3781823PA43493/IN
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
QUALITY FREIGHT LINES INC3390254Apr 12, 2026Apr 12, 20261CA
CHEEMA TRUCKLINE LLC3014873Sep 9, 2025Sep 9, 20251CA
J B HUNT TRANSPORT INC80806Jul 23, 2025Jul 23, 20251AR
YM TRANSPORTATION INCORPORATED3781823Jan 7, 2025Jan 7, 20251MA
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.
PA43493INQUALITY FREIGHT LINES INCApr 12, 2026Apr 12, 20261
PA43493INCHEEMA TRUCKLINE LLCSep 9, 2025Sep 9, 20251
PA43493INJ B HUNT TRANSPORT INCJul 23, 2025Jul 23, 20251
PA43493INYM TRANSPORTATION INCORPORATEDJan 7, 2025Jan 7, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026