Equipment unit · VIN-decoded · NHTSA vPIC

2003 Wilson Trailer Co.

1W1MBF8T83A236669 · Trailer · TRAILER
Carriers run under2
29 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJun 22, 2023
KS
Last seenNov 26, 2025
WA
Inspected under 2 different carriers in 29 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
1W1MBF8T83A236669
Make
Wilson Trailer Co.
Model
Wilson Trailer Co.
Model year
2003
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
MBF8T

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2003 or 2033

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

North American serial sequence
236669

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
WILSON TRAILER CO.

Prefix basis · 10 decoded VINs at 100.0% prefix purity.

Model
Wilson Trailer Co.

Prefix basis · 10 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
2003

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 22, 2023 – Nov 26, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 26, 2025WAII · Walk-around0COULEE FLATS DAIRY LLC 189488294181AK/WA
Nov 7, 2024WAI · Full20OOSCOULEE FLATS DAIRY LLC 1894882A7716325/WA
Jun 22, 2023KSII · Walk-around1BOURBON TRUCKING LLC 710110645814/KS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COULEE FLATS DAIRY LLC1894882Nov 7, 2024Nov 26, 20252WA
BOURBON TRUCKING LLC710110Jun 22, 2023Jun 22, 20231KS
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.
94181AKWACOULEE FLATS DAIRY LLCNov 26, 2025Nov 26, 20251
A7716325WACOULEE FLATS DAIRY LLCNov 7, 2024Nov 7, 20241
645814KSBOURBON TRUCKING LLCJun 22, 2023Jun 22, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026