Equipment unit · VIN-decoded · NHTSA vPIC

2024 Stoughton Trailers

1DW1A5321RSB41332 · Trailer · TRAILER
Carriers run under3
16 mo
Inspections3
all-time
OOS inspections1
of 3
First seenOct 19, 2023
CO
Last seenFeb 28, 2025
OH
Inspected under 3 different carriers in 16 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
1DW1A5321RSB41332
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2024
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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1994 or 2024

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

North American serial sequence
B41332

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.

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 19, 2023 – Feb 28, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 28, 2025OHIII · Driver-only1—AMERIFREIGHT INC 1450565946573ST/IL
May 7, 2024USI · Full6OOSAF SYSTEMS LLC 2260278946573/IL
Oct 19, 2023COIII · Driver-only0—AMERI FREIGHT SYSTEMS LLC 1251595946573ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AMERIFREIGHT INC1450565Feb 28, 2025Feb 28, 20251IL
AF SYSTEMS LLC2260278May 7, 2024May 7, 20241IL
AMERI FREIGHT SYSTEMS LLC1251595Oct 19, 2023Oct 19, 20231IL
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.
946573STIL—AMERIFREIGHT INCFeb 28, 2025 → Feb 28, 20251
946573IL—AF SYSTEMS LLCMay 7, 2024 → May 7, 20241
946573STIL—AMERI FREIGHT SYSTEMS LLCOct 19, 2023 → Oct 19, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026