Equipment unit · VIN-decoded · NHTSA vPIC

2019 Doonan Specialized Trailer

1D9BG4824K1609460 · Trailer · TRAILER
Carriers run under2
33 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJun 27, 2023
TX
Last seenMar 21, 2026
TX
Inspected under 2 different carriers in 33 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
1D9BG4824K1609460
Make
Doonan Specialized Trailer
Model
Doonan Specialized Trailer
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
BG482

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1989 or 2019

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

North American serial sequence
609460

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 · 127 decoded VINs at 99.2% prefix purity.

Model
Doonan Specialized Trailer

Prefix basis · 127 decoded VINs at 99.2% 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
2019

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 · Jun 27, 2023 – Mar 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 21, 2026TXII · Walk-around1HALLIBURTON ENERGY SERVICES INC 126693AQ4183/OK
Jun 19, 2025TXI · Full5OOSACME TRUCK LINE INC 52767AQ4183/OK
Jun 27, 2023TXI · Full1OOSHALLIBURTON ENERGY SERVICES INC 126693AQ4183/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HALLIBURTON ENERGY SERVICES INC126693Jun 27, 2023Mar 21, 20262TX
ACME TRUCK LINE INC52767Jun 19, 2025Jun 19, 20251LA
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.
AQ4183OK2HALLIBURTON ENERGY SERVICES INCJun 27, 2023Mar 21, 20262
AQ4183OKACME TRUCK LINE INCJun 19, 2025Jun 19, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026