Equipment unit · VIN-decoded · NHTSA vPIC

2010 Stoughton Trailers

1DW1A5320AS183511 · Trailer · TRAILER
Carriers run under2
18 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJul 19, 2023
AR
Last seenJan 21, 2025
CT
Inspected under 2 different carriers in 18 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
1DW1A5320AS183511
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2010
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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1980 or 2010

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

North American serial sequence
183511

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
2010

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 · Jul 19, 2023 – Jan 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 21, 2025CTII · Walk-around2ISAK EXPRESS INC 3468617TTR1054/OH
Apr 12, 2024OHIII · Driver-only1SAM-SED TRUCKING COMPANY LLC 3513345TTR1054/OH
Jul 19, 2023ARII · Walk-around3OOSSAM-SED TRUCKING COMPANY LLC 3513345285551/NE
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ISAK EXPRESS INC3468617Jan 21, 2025Jan 21, 20251OH
SAM-SED TRUCKING COMPANY LLC3513345Jul 19, 2023Apr 12, 20242OH
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.
TTR1054OHISAK EXPRESS INCJan 21, 2025Jan 21, 20251
TTR1054OHSAM-SED TRUCKING COMPANY LLCApr 12, 2024Apr 12, 20241
285551NESAM-SED TRUCKING COMPANY LLCJul 19, 2023Jul 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026