Equipment unit · VIN-decoded · NHTSA vPIC

2013 Dragon Products

1D9ST4224DV661929 · Trailer · TRAILER
Carriers run under1
25 mo
Inspections6
all-time
OOS inspections4
of 6
First seenNov 28, 2023
TX
Last seenDec 9, 2025
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1D9ST4224DV661929
Make
Dragon Products
Model
Dragon Products
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 21, 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
1D9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ST422

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1983 or 2013

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

North American serial sequence
661929

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
DRAGON PRODUCTS

Prefix basis · 31 decoded VINs at 100.0% prefix purity.

Model
Dragon Products

Prefix basis · 31 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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2013

Observed directly for this VIN via NHTSA vPIC.

Observed make
DRAGON PRODUCTS

Observed directly for this VIN via NHTSA vPIC.

Observed model
Dragon Products

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

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 · Nov 28, 2023 – Dec 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 9, 2025TXII · Walk-around9OOSOIL TECH CONSTRUCTION LLC 238837515M498M/TX
Sep 23, 2025TXII · Walk-around0OIL TECH CONSTRUCTION LLC 238837531N367N/TX
Aug 25, 2025TXII · Walk-around10OIL TECH CONSTRUCTION LLC 238837529T302N/TX
Dec 16, 2024TXII · Walk-around4OOSOIL TECH CONSTRUCTION LLC 2388375191B764/TX
May 23, 2024TXII · Walk-around6OOSOIL TECH CONSTRUCTION LLC 2388375191B764/TX
Nov 28, 2023TXII · Walk-around4OOSOIL TECH CONSTRUCTION LLC 2388375191B764/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
OIL TECH CONSTRUCTION LLC2388375Nov 28, 2023Dec 9, 20256TX
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.
15M498MTXOIL TECH CONSTRUCTION LLCDec 9, 2025Dec 9, 20251
31N367NTXOIL TECH CONSTRUCTION LLCSep 23, 2025Sep 23, 20251
29T302NTXOIL TECH CONSTRUCTION LLCAug 25, 2025Aug 25, 20251
191B764TXOIL TECH CONSTRUCTION LLCNov 28, 2023Dec 16, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026