Equipment unit · VIN-decoded · NHTSA vPIC

2006 Dragon Products

1UNSD22216C036146 · Trailer · TRAILER
Carriers run under1
27 mo
Inspections11
all-time
OOS inspections1
of 11
First seenAug 11, 2023
CA
Last seenNov 19, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1UNSD22216C036146
Make
Dragon Products
Model
Dragon Products
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
SD222

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
2006 or 2036

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

North American serial sequence
036146

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 · 28 decoded VINs at 100.0% prefix purity.

Model
Dragon Products

Prefix basis · 28 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
2006

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 · Aug 11, 2023 – Nov 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 19, 2025CAIII · Driver-only1HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Sep 25, 2025CAII · Walk-around1OOSHANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Apr 8, 2025CAIII · Driver-only0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Jan 16, 2025CAII · Walk-around1HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Oct 28, 2024CAIII · Driver-only0HANFORD SAND AND GRAVEL INC 26446864HE2103/CA
Sep 3, 2024CAIII · Driver-only0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Jul 1, 2024CAII · Walk-around0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Jun 5, 2024CAIII · Driver-only0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Dec 28, 2023CAII · Walk-around0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Oct 30, 2023CAII · Walk-around0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
Aug 11, 2023CAII · Walk-around0HANFORD SAND AND GRAVEL INC 26446864HF2103/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HANFORD SAND AND GRAVEL INC2644686Aug 11, 2023Nov 19, 202511CA
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.
4HF2103CAHANFORD SAND AND GRAVEL INCAug 11, 2023Nov 19, 202510
4HE2103CAHANFORD SAND AND GRAVEL INCOct 28, 2024Oct 28, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026