Equipment unit · VIN-decoded · NHTSA vPIC

2020 Doonan Specialized Trailer

1D9BV4525L1609267 · Trailer · TRAILER
Carriers run under2
3 mo
Inspections2
all-time
OOS inspections0
of 2
First seenApr 5, 2024
AK
Last seenJul 21, 2024
AK
Inspected under 2 different carriers in 3 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
1D9BV4525L1609267
Make
Doonan Specialized Trailer
Model
Doonan Specialized Trailer
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 22, 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
BV452

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1990 or 2020

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

North American serial sequence
609267

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
DOONAN SPECIALIZED TRAILER

Prefix basis · 17 decoded VINs at 100.0% prefix purity.

Model
Doonan Specialized Trailer

Prefix basis · 17 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.

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 · Apr 5, 2024 – Jul 21, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2024AKIII · Driver-only0—COOLEY COMPANY 16476973573SW/AK
Apr 5, 2024AKIII · Driver-only0—SPECIALIZED TRANSPORT & RIGGING LLC 24484043573SW/AK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COOLEY COMPANY1647697Jul 21, 2024Jul 21, 20241AK
SPECIALIZED TRANSPORT & RIGGING LLC2448404Apr 5, 2024Apr 5, 20241AK
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.
3573SWAK2COOLEY COMPANYJul 21, 2024 → Jul 21, 20241
3573SWAK2SPECIALIZED TRANSPORT & RIGGING LLCApr 5, 2024 → Apr 5, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 22, 2026