Equipment unit · VIN-decoded · NHTSA vPIC

1W1M5F1A1AB255460

Not yet decoded
Carriers run under1
7 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 18, 2025
MN
Last seenApr 13, 2026
MN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
M5F1A

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1980 or 2010

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

North American serial sequence
255460

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 · 4 decoded VINs at 100.0% prefix purity.

Model
Wilson Trailer Co.

Prefix basis · 4 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.

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 · Sep 18, 2025 – Apr 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 13, 2026MNIII · Driver-only3DALE THORTSEN TRUCKING INC 18796416862STU/MN
Sep 18, 2025MNIII · Driver-only0DALE THORTSEN TRUCKING INC 18796416862STU/MN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DALE THORTSEN TRUCKING INC1879641Sep 18, 2025Apr 13, 20262MN
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.
6862STUMNDALE THORTSEN TRUCKING INCSep 18, 2025Apr 13, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC