Equipment unit · VIN-decoded · NHTSA vPIC

2002 Dragon Products

1UNST41232L023635 · Trailer · TRAILER
Carriers run under1
12 mo
Inspections5
all-time
OOS inspections3
of 5
First seenJul 17, 2025
TX
Last seenJul 6, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1UNST41232L023635
Make
Dragon Products
Model
Dragon Products
Model year
2002
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 8, 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.

Vehicle descriptor section
ST412

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2002 or 2032

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

North American serial sequence
023635

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 · 14 decoded VINs at 100.0% prefix purity.

Model
Dragon Products

Prefix basis · 14 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
2002

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 · Jul 17, 2025 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026TXII · Walk-around3A QUIROZ TRUCKING & BACKHOE SERVICE LLC 1590462151B163/TX
Apr 17, 2026TXII · Walk-around3A QUIROZ TRUCKING & BACKHOE SERVICE LLC 1590462118B177/TX
Mar 25, 2026TXII · Walk-around8OOSA QUIROZ TRUCKING & BACKHOE SERVICE LLC 1590462118B177/TX
Sep 9, 2025TXII · Walk-around4OOSA QUIROZ TRUCKING & BACKHOE SERVICE LLC 1590462118B177/TX
Jul 17, 2025TXII · Walk-around10OOSA QUIROZ TRUCKING & BACKHOE SERVICE LLC 1590462118B177/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A QUIROZ TRUCKING & BACKHOE SERVICE LLC1590462Jul 17, 2025Jul 6, 20265TX
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.
151B163TX2A QUIROZ TRUCKING & BACKHOE SERVICE LLCJul 6, 2026Jul 6, 20261
118B177TXA QUIROZ TRUCKING & BACKHOE SERVICE LLCJul 17, 2025Apr 17, 20264
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 8, 2026