Equipment unit · VIN-decoded · NHTSA vPIC

2000 Wilson Trailer Co.

4WWBMA6A5YM603368 · Trailer · TRAILER
Carriers run under2
24 mo
Inspections6
all-time
OOS inspections3
of 6
First seenFeb 19, 2024
WA
Last seenFeb 17, 2026
UT
Inspected under 2 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
4WWBMA6A5YM603368
Make
Wilson Trailer Co.
Model
Wilson Trailer Co.
Model year
2000
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 24, 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
BMA6A

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
2000 or 2030

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

North American serial sequence
603368

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 · 6 decoded VINs at 100.0% prefix purity.

Model
Wilson Trailer Co.

Prefix basis · 6 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
2000

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 · Feb 19, 2024 – Feb 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 17, 2026UTII · Walk-around2KEITH H ROHRER 458559EPL542/MT
Jan 29, 2026MTII · Walk-around3OOSKEITH H ROHRER 458559EPL542/MT
Jan 23, 2025TNI · Full4OOSGRAYCOR LLC 2463515DFL216/MT
Jul 9, 2024MTIII · Driver-only0GRAYCOR LLC 2463515DFL216/MT
Mar 4, 2024COII · Walk-around1GRAYCOR LLC 2463515A04804028/MT
Feb 19, 2024WAII · Walk-around1OOSGRAYCOR LLC 2463515DFL216/MT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KEITH H ROHRER458559Jan 29, 2026Feb 17, 20262MT
GRAYCOR LLC2463515Feb 19, 2024Jan 23, 20254MT
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.
EPL542MTKEITH H ROHRERJan 29, 2026Feb 17, 20262
DFL216MTGRAYCOR LLCFeb 19, 2024Jan 23, 20253
A04804028MTGRAYCOR LLCMar 4, 2024Mar 4, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026