Equipment unit · VIN-decoded · NHTSA vPIC

2011 Dragon Products

1D9ST422XBV661141 · Trailer · TRAILER
Carriers run under1
15 mo
Inspections2
all-time
OOS inspections2
of 2
First seenSep 28, 2023
OK
Last seenDec 24, 2024
OK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1D9ST422XBV661141
Make
Dragon Products
Model
Dragon Products
Model year
2011
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 12, 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
X · valid

Deterministic · position 9; calculated value X.

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
661141

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
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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 28, 2023 – Dec 24, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 24, 2024OKII · Walk-around4OOSCHOATE OILFIELD SERVICES LLC 23705552899LW/OK
Sep 28, 2023OKII · Walk-around2OOSCHOATE OILFIELD SERVICES LLC 23705552899LW/OK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHOATE OILFIELD SERVICES LLC2370555Sep 28, 2023Dec 24, 20242OK
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.
2899LWOKCHOATE OILFIELD SERVICES LLCSep 28, 2023Dec 24, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 12, 2026