Equipment unit · VIN-decoded · NHTSA vPIC

1991 Wilson Trailer Co.

1W1FBF1D0MA215151 · Trailer · TRAILER
Carriers run under2
11 mo
Inspections6
all-time
OOS inspections5
of 6
First seenAug 29, 2025
US
Last seenJul 16, 2026
US
Inspected under 2 different carriers in 11 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
1W1FBF1D0MA215151
Make
Wilson Trailer Co.
Model
Wilson Trailer Co.
Model year
1991
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 7, 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
FBF1D

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1991 or 2021

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

North American serial sequence
215151

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
1991

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 · Aug 29, 2025 – Jul 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2026USI · Full9OOSJUAN CARLOS ALVARADO LOPEZ 3393620238C356/TX
Jul 2, 2026USI · Full9OOSJUAN CARLOS ALVARADO LOPEZ 3393620238C356/TX
Apr 16, 2026USI · Full8OOSJUAN CARLOS ALVARADO LOPEZ 3393620238C356/TX
Dec 19, 2025USI · Full7JUAN CARLOS ALVARADO LOPEZ 3393620238C356/TX
Nov 18, 2025USI · Full7OOSJUAN CARLOS ALVARADO LOPEZ 3393620238C356/TX
Aug 29, 2025USI · Full10OOSLUIS MANUEL BALLIN ORTIZ 3833593238C356/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JUAN CARLOS ALVARADO LOPEZ3393620Nov 18, 2025Jul 16, 20265TA
LUIS MANUEL BALLIN ORTIZ3833593Aug 29, 2025Aug 29, 20251TA
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.
238C356TX2JUAN CARLOS ALVARADO LOPEZNov 18, 2025Jul 16, 20265
238C356TXLUIS MANUEL BALLIN ORTIZAug 29, 2025Aug 29, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026