Equipment unit · VIN-decoded · NHTSA vPIC

2005 Doonan Specialized Trailer

1D9BG532951208259 · Trailer · TRAILER
Carriers run under2
23 mo
Inspections6
all-time
OOS inspections3
of 6
First seenAug 21, 2024
IA
Last seenJul 28, 2026
IL
Inspected under 2 different carriers in 23 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
1D9BG532951208259
Make
Doonan Specialized Trailer
Model
Doonan Specialized Trailer
Model year
2005
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
BG532

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
2005 or 2035

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

North American serial sequence
208259

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 · 486 decoded VINs at 100.0% prefix purity.

Model
Doonan Specialized Trailer

Prefix basis · 486 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
2005

Observed directly for this VIN via NHTSA vPIC.

Observed make
DOONAN SPECIALIZED TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Doonan Specialized Trailer

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 21, 2024 – Jul 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 28, 2026ILII · Walk-around2GRAMS TRANSPORT LLC 3210420307883/NB
Jul 12, 2026MIIII · Driver-only0GRAMS TRANSPORT LLC 3210420307883/NE
Jun 30, 2026IAII · Walk-around9OOSGRAMS TRANSPORT LLC 3210420FT2235/IA
Jul 24, 2025SDIII · Driver-only0TROUTMAN CONTRACTING LLC 3229683307883/NE
Oct 30, 2024NEII · Walk-around4OOSTROUTMAN CONTRACTING LLC 3229683307883/NE
Aug 21, 2024IAII · Walk-around5OOSGRAMS TRANSPORT LLC 3210420FT2235/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GRAMS TRANSPORT LLC3210420Aug 21, 2024Jul 28, 20264NE
TROUTMAN CONTRACTING LLC3229683Oct 30, 2024Jul 24, 20252NE
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.
307883NB2GRAMS TRANSPORT LLCJul 28, 2026Jul 28, 20261
307883NE2GRAMS TRANSPORT LLCJul 12, 2026Jul 12, 20261
FT2235IA2GRAMS TRANSPORT LLCAug 21, 2024Jun 30, 20262
307883NETROUTMAN CONTRACTING LLCOct 30, 2024Jul 24, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026