Equipment unit · VIN-decoded · NHTSA vPIC

2012 Wilson Trailer Co.

1W1ULS2K9CD540923 · Trailer · TRAILER
Carriers run under3
17 mo
Inspections5
all-time
OOS inspections2
of 5
First seenFeb 23, 2024
WI
Last seenJul 16, 2025
WY
Inspected under 3 different carriers in 17 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
1W1ULS2K9CD540923
Make
Wilson Trailer Co.
Model
Wilson Trailer Co.
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
1W1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ULS2K

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1982 or 2012

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

North American serial sequence
540923

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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON TRAILER CO.

Observed directly for this VIN via NHTSA vPIC.

Observed model
Wilson Trailer Co.

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

  • 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 · Feb 23, 2024 – Jul 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2025WYI · Full5OOSSLABA TRUCKING LLC 4340893U187820/SD
Jul 22, 2024KYII · Walk-around4OOSMAURICE JORDAN BUILDERS INC 2452229FJ4991/IA
Apr 10, 2024KSII · Walk-around15BELTED HILL TRANSPORT LLC 3922307FJ4991/IA
Mar 10, 2024WIII · Walk-around10BELTED HILL TRANSPORT LLC 3922307FJ4991/IA
Feb 23, 2024WIII · Walk-around2BELTED HILL TRANSPORT LLC 3922307FJ4991/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SLABA TRUCKING LLC4340893Jul 16, 2025Jul 16, 20251SD
MAURICE JORDAN BUILDERS INC2452229Jul 22, 2024Jul 22, 20241NC
BELTED HILL TRANSPORT LLC3922307Feb 23, 2024Apr 10, 20243WI
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.
U187820SDSLABA TRUCKING LLCJul 16, 2025Jul 16, 20251
FJ4991IAMAURICE JORDAN BUILDERS INCJul 22, 2024Jul 22, 20241
FJ4991IABELTED HILL TRANSPORT LLCFeb 23, 2024Apr 10, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026