Equipment unit · VIN-decoded · NHTSA vPIC

1NPAL00X56N644347

Not yet decoded
Carriers run under1
35 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJul 27, 2023
MT
Last seenJun 23, 2026
WA
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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
AL00X

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
2006 or 2036

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

North American serial sequence
644347

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
PETERBILT

Prefix basis · 75 decoded VINs at 100.0% prefix purity.

Model
357

Prefix basis · 75 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 · Jul 27, 2023 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026WAIII · Driver-only0NATIONAL RAILROAD PASSENGER CORPORATION 240318MG1088D/PA
Jul 27, 2023MTII · Walk-around1NATIONAL RAILROAD PASSENGER CORPORATION 240318MG1088D/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NATIONAL RAILROAD PASSENGER CORPORATION240318Jul 27, 2023Jun 23, 20262DE
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.
MG1088DPA1NATIONAL RAILROAD PASSENGER CORPORATIONJul 27, 2023Jun 23, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC