Equipment unit · VIN-decoded · NHTSA vPIC

2018 Wilson Trailer Co.

4WW5482A9J6626285 · TRAILER
Carriers run under2
12 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJun 17, 2024
CA
Last seenJun 9, 2025
CA
Inspected under 2 different carriers in 12 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
4WW5482A9J6626285
Make
Wilson Trailer Co.
Model
Not decoded
Model year
2018
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 8, 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
4WW

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5482A

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1988 or 2018

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

North American serial sequence
626285

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON TRAILER CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 17, 2024 – Jun 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 9, 2025CAIII · Driver-only1OOSDICKINSON TRANSPORT INC 21576144SK5461/CA
Feb 27, 2025CAI · Full0DICKINSON TRANSPORT INC 21576144SK5461/CA
Dec 27, 2024CAI · Full1SO CALI TRUCKING LLC 34824624RJ3112/CA
Sep 19, 2024CAI · Full3OOSDICKINSON TRANSPORT INC 21576144SK5461/CA
Aug 9, 2024NVIII · Driver-only2DICKINSON TRANSPORT INC 21576144SK5461/CA
Jun 17, 2024CAI · Full1SO CALI TRUCKING LLC 34824624RJ3112/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DICKINSON TRANSPORT INC2157614Aug 9, 2024Jun 9, 20254CA
SO CALI TRUCKING LLC3482462Jun 17, 2024Dec 27, 20242CA
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.
4SK5461CADICKINSON TRANSPORT INCAug 9, 2024Jun 9, 20254
4RJ3112CASO CALI TRUCKING LLCJun 17, 2024Dec 27, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 8, 2026