Equipment unit · VIN-decoded · NHTSA vPIC

2015 Doonan Specialized Trailer

1D9BG4826F1609689 · Trailer · TRAILER
Carriers run under2
15 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJul 9, 2024
TX
Last seenOct 31, 2025
TX
Inspected under 2 different carriers in 15 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
1D9BG4826F1609689
Make
Doonan Specialized Trailer
Model
Doonan Specialized Trailer
Model year
2015
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
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1985 or 2015

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

North American serial sequence
609689

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
2015

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 · Jul 9, 2024 – Oct 31, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 31, 2025TXII · Walk-around18OOSJLOU TRUCKIN LLC 3968319AN5228/OK
Jan 24, 2025TXII · Walk-around0JLOU TRUCKIN LLC 3968319AN5228/OK
Jul 9, 2024TXII · Walk-around2LASSO FREIGHT LINES LLC 3698037AN5228/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JLOU TRUCKIN LLC3968319Jan 24, 2025Oct 31, 20252TX
LASSO FREIGHT LINES LLC3698037Jul 9, 2024Jul 9, 20241TX
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.
AN5228OKJLOU TRUCKIN LLCJan 24, 2025Oct 31, 20252
AN5228OKLASSO FREIGHT LINES LLCJul 9, 2024Jul 9, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026