Equipment unit · VIN-decoded · NHTSA vPIC

2013 Doonan specialized trailer Doonan Specialized Trailer

1D9BG5335D1609203 · Trailer · TRAILER
Carriers run under2
36 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJul 20, 2023
WA
Last seenJul 24, 2026
WA
Inspected under 2 different carriers in 36 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
1D9BG5335D1609203
Make
Doonan specialized trailer
Model
Doonan Specialized Trailer
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 20, 2023 – Jul 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2026WAIII · Driver-only0—BIG BOY TRANSPORTS LLC 42688589182XU/WA
Apr 9, 2025WAIII · Driver-only0—BIG BOY TRANSPORTS LLC 42688589182XU/WA
Feb 28, 2025WAII · Walk-around2OOSBIG BOY TRANSPORTS LLC 42688589182XU/WA
Feb 10, 2025WAIII · Driver-only1—BIG BOY TRANSPORTS LLC 42688589182XU/WA
May 29, 2024WAIII · Driver-only0—NORTHWEST LINES INC 15415699182XU/WA
Jul 20, 2023WAII · Walk-around0—NORTHWEST LINES INC 15415699182XU/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BIG BOY TRANSPORTS LLC4268858Feb 10, 2025Jul 24, 20264WA
NORTHWEST LINES INC1541569Jul 20, 2023May 29, 20242WA
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.
9182XUWA2BIG BOY TRANSPORTS LLCFeb 10, 2025 → Jul 24, 20264
9182XUWA—NORTHWEST LINES INCJul 20, 2023 → May 29, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026