Equipment unit · VIN-decoded · NHTSA vPIC

54DC4W1D8NS201559

Not yet decoded
Carriers run under2
12 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMay 22, 2024
MA
Last seenMay 8, 2025
MA
Inspected under 2 different carriers in 12 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

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
54D

Deterministic · VIN positions 1–3.

Vehicle descriptor section
C4W1D

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1992 or 2022

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

North American serial sequence
201559

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.

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 · May 22, 2024 – May 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 8, 2025MAIII · Driver-only6OOSMEDFORD CPL INC 3641692W97451/MA
May 22, 2024MAIII · Driver-only2EPILEPSY FOUNDATION NEW ENGLAND DONATION CENTER 2041293W97451/MA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MEDFORD CPL INC3641692May 8, 2025May 8, 20251MA
EPILEPSY FOUNDATION NEW ENGLAND DONATION CENTER2041293May 22, 2024May 22, 20241NH
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.
W97451MAMEDFORD CPL INCMay 8, 2025May 8, 20251
W97451MAEPILEPSY FOUNDATION NEW ENGLAND DONATION CENTERMay 22, 2024May 22, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC