Equipment unit · VIN-decoded · NHTSA vPIC

2004 Dragon Products

1UNST42274L023879 · Trailer · TRAILER
Carriers run under2
34 mo
Inspections4
all-time
OOS inspections0
of 4
First seenNov 29, 2023
PA
Last seenSep 18, 2026
PA
Inspected under 2 different carriers in 34 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
1UNST42274L023879
Make
Dragon Products
Model
Dragon Products
Model year
2004
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
1UN

Deterministic · VIN positions 1–3.

Source · 49 CFR Part 565 ↗
Vehicle descriptor section
ST422

Deterministic · VIN positions 4–8.

Source · 49 CFR Part 565 ↗
Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Source · 49 CFR Part 565 ↗
Model year candidates
2004 or 2034

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

Source · 49 CFR Part 565 ↗
North American serial sequence
023879

Deterministic · positions 12–17 for a North American WMI.

Source · 49 CFR Part 565 ↗

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 · Nov 29, 2023 – Sep 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 18, 2026PAI · Full4—VALICOR ENVIRONMENTAL SERVICES LLC 200613TSG9741/OH
May 22, 2024MDII · Walk-around2—LIQUIX ENVIRONMENTAL TRANSPORTATION LP 2477922XJG4172/PA
Apr 4, 2024PAII · Walk-around0—LIQUIX ENVIRONMENTAL TRANSPORTATION LP 2477922XJG4172/PA
Nov 29, 2023PAII · Walk-around0—LIQUIX ENVIRONMENTAL TRANSPORTATION LP 2477922XJG4172/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VALICOR ENVIRONMENTAL SERVICES LLC200613Sep 18, 2026Sep 18, 20261OH
LIQUIX ENVIRONMENTAL TRANSPORTATION LP2477922Nov 29, 2023May 22, 20243PA
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.
TSG9741OH2VALICOR ENVIRONMENTAL SERVICES LLCSep 18, 2026 → Sep 18, 20261
XJG4172PA—LIQUIX ENVIRONMENTAL TRANSPORTATION LPNov 29, 2023 → May 22, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026