Equipment unit · VIN-decoded · NHTSA vPIC

2014 Stoughton Trailers

1DW1A5324EB482201 · Trailer · TRAILER
Carriers run under4
24 mo
Inspections9
all-time
OOS inspections4
of 9
First seenNov 9, 2023
AZ
Last seenNov 7, 2025
CA
Inspected under 4 different carriers in 24 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
1DW1A5324EB482201
Make
Stoughton Trailers
Model
Stoughton Trailers
Model year
2014
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1984 or 2014

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

North American serial sequence
482201

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
2014

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 · Nov 9, 2023 – Nov 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 7, 2025CAII · Walk-around2DIDI EXPRESS INC 43460944VZ1456/CA
Oct 30, 2025AZI · Full8OOSDIDI EXPRESS INC 43460944VZ1456/CA
Sep 22, 2025AZII · Walk-around6OOSHEPING LOGISTICS LLC 42934704VZ1456/CA
Aug 12, 2025CAII · Walk-around3SHANG YUN BUSINESS INC 38139774VZ1456/CA
Mar 23, 2025CAIII · Driver-only0SHANG YUN BUSINESS INC 38139774VZ1456/CA
Feb 28, 2025CAI · Full2SHANG YUN BUSINESS INC 38139774VZ1456/CA
Jul 29, 2024AZII · Walk-around4OOSSHANG YUN BUSINESS INC 38139774VZ1456/CA
May 24, 2024NVIII · Driver-only6OOSSHANG YUN BUSINESS INC 38139774VZ1456/CA
Nov 9, 2023AZIII · Driver-only4DONG SHUO TRANSPORTATION INC 35047644UE9410/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DIDI EXPRESS INC4346094Oct 30, 2025Nov 7, 20252CA
HEPING LOGISTICS LLC4293470Sep 22, 2025Sep 22, 20251CA
SHANG YUN BUSINESS INC3813977May 24, 2024Aug 12, 20255CA
DONG SHUO TRANSPORTATION INC3504764Nov 9, 2023Nov 9, 20231CA
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.
4VZ1456CADIDI EXPRESS INCOct 30, 2025Nov 7, 20252
4VZ1456CAHEPING LOGISTICS LLCSep 22, 2025Sep 22, 20251
4VZ1456CASHANG YUN BUSINESS INCMay 24, 2024Aug 12, 20255
4UE9410CADONG SHUO TRANSPORTATION INCNov 9, 2023Nov 9, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026