Equipment unit · VIN-decoded · NHTSA vPIC

2025 Stoughton Trailers

1DW1A532XSBB91684 · Trailer · TRAILER
Carriers run under1
14 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJan 31, 2025
NC
Last seenMar 19, 2026
IN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1DW1A532XSBB91684
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2025
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 27, 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
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1995 or 2025

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

North American serial sequence
B91684

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
2025

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 31, 2025 – Mar 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 19, 2026INIII · Driver-only1KONTIC TRUCKING INC 3483565SP488TZY/IN
Nov 24, 2025OHI · Full2KONTIC TRUCKING INC 3483565SP488TZY/IN
Apr 24, 2025LAIII · Driver-only2KONTIC TRUCKING INC 3483565SP180TBD/IN
Feb 11, 2025MOIII · Driver-only0KONTIC TRUCKING INC 3483565SP180TBD/IN
Jan 31, 2025NCIII · Driver-only0KONTIC TRUCKING INC 3483565SP180TBD/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KONTIC TRUCKING INC3483565Jan 31, 2025Mar 19, 20265IN
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.
SP488TZYINKONTIC TRUCKING INCNov 24, 2025Mar 19, 20262
SP180TBDINKONTIC TRUCKING INCJan 31, 2025Apr 24, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 27, 2026