Equipment unit · VIN-decoded · NHTSA vPIC

2DM421A44LS171407

Not yet decoded
Carriers run under1
17 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 13, 2024
NY
Last seenJul 15, 2025
NY
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
2DM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
421A4

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1990 or 2020

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

North American serial sequence
171407

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
DI-MOND TRAILERS, INC.

Prefix basis · 103 decoded VINs at 100.0% prefix purity.

Model
Di-Mond Trailers, Inc.

Prefix basis · 103 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 · Feb 13, 2024 – Jul 15, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 15, 2025NYII · Walk-around2ROSSIGNOL TRANSPORT LTD 197744TSF585/NB
Feb 13, 2024NYII · Walk-around2ROSSIGNOL TRANSPORT LTD 197744TSF585/NB
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROSSIGNOL TRANSPORT LTD197744Feb 13, 2024Jul 15, 20252NB
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.
TSF585NBROSSIGNOL TRANSPORT LTDFeb 13, 2024Jul 15, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC