Equipment unit · VIN-decoded · NHTSA vPIC

2022 Doonan specialized trailer Doonan Specialized Trailer

1D9BG482XN1609581 · Trailer · TRAILER
Carriers run under3
12 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJun 19, 2024
CO
Last seenJun 10, 2025
MI
Inspected under 3 different carriers in 12 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
1D9BG482XN1609581
Make
Doonan specialized trailer
Model
Doonan Specialized Trailer
Model year
2022
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 · Jun 19, 2024 – Jun 10, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 10, 2025MIIII · Driver-only1—K & K HAULING LLC 33908684UZ9625/CA
Oct 2, 2024AZII · Walk-around4OOSAG & SON TRUCKING LLC 17707474UZ9625/CA
Jun 19, 2024COIII · Driver-only0—GREY ROCK TRUCKING AND HAY LLC 38306364UZ9625/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
K & K HAULING LLC3390868Jun 10, 2025Jun 10, 20251AZ
AG & SON TRUCKING LLC1770747Oct 2, 2024Oct 2, 20241CA
GREY ROCK TRUCKING AND HAY LLC3830636Jun 19, 2024Jun 19, 20241CA
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.
4UZ9625CA—K & K HAULING LLCJun 10, 2025 → Jun 10, 20251
4UZ9625CA—AG & SON TRUCKING LLCOct 2, 2024 → Oct 2, 20241
4UZ9625CA—GREY ROCK TRUCKING AND HAY LLCJun 19, 2024 → Jun 19, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026