Equipment unit · VIN-decoded · NHTSA vPIC

2011 Dragon Products

1UNST4227BL086736 · Trailer · TRAILER
Carriers run under2
10 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJun 20, 2024
TX
Last seenApr 29, 2025
TX
Inspected under 2 different carriers in 10 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
1UNST4227BL086736
Make
Dragon Products
Model
Dragon Products
Model year
2011
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.

Vehicle descriptor section
ST422

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1981 or 2011

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

North American serial sequence
086736

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.

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
2011

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

  • 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 · Jun 20, 2024 – Apr 29, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 29, 2025TXII · Walk-around7OOSH2O TRANSPORTS INC 2287818151B063/TX
Dec 10, 2024TXII · Walk-around7OOSDESERT GRAY WOLF LLC 3539154142C529/TX
Jun 20, 2024TXII · Walk-around1H2O TRANSPORTS INC 2287818142C529/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
H2O TRANSPORTS INC2287818Jun 20, 2024Apr 29, 20252TX
DESERT GRAY WOLF LLC3539154Dec 10, 2024Dec 10, 20241TX
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.
151B063TXH2O TRANSPORTS INCApr 29, 2025Apr 29, 20251
142C529TXDESERT GRAY WOLF LLCDec 10, 2024Dec 10, 20241
142C529TXH2O TRANSPORTS INCJun 20, 2024Jun 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026