Equipment unit · VIN-decoded · NHTSA vPIC

2019 Doonan specialized trailer Doonan Specialized Trailer

1D9BV4821K1609518 · Trailer · TRAILER
Carriers run under2
29 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 5, 2023
NC
Last seenMay 13, 2026
TX
Inspected under 2 different carriers in 29 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
1D9BV4821K1609518
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.
02

Inspection history

Every roadside inspection of this VIN, newest first · Dec 5, 2023 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026TXI · Full1—FRONTIER LEASING INC 134600DH4978/OK
Feb 10, 2025LAII · Walk-around2—FRONTIER LEASING INC 134600DH4978/OK
Dec 5, 2023NCI · Full1OOSPAUL TRANSPORTATION INC 108210504B854/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FRONTIER LEASING INC134600Feb 10, 2025May 13, 20262OK
PAUL TRANSPORTATION INC1082105Dec 5, 2023Dec 5, 20231OK
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.
DH4978OK—FRONTIER LEASING INCFeb 10, 2025 → May 13, 20262
04B854MO—PAUL TRANSPORTATION INCDec 5, 2023 → Dec 5, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026