Equipment unit · VIN-decoded · NHTSA vPIC

2006 Superior trailer works Superior Trailer Works

1S9S0000160009444 · Trailer · TRAILER
Carriers run under2
11 mo
Inspections3
all-time
OOS inspections2
of 3
First seenApr 15, 2025
CA
Last seenMar 2, 2026
CA
Inspected under 2 different carriers in 11 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
1S9S0000160009444
Make
Superior trailer works
Model
Superior Trailer Works
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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 · Apr 15, 2025 – Mar 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 2, 2026CAI · Full2OOSN A TRANSPORT LLC 32665274RG7249/CA
Apr 16, 2025CAI · Full1—F & SON TRANSPORT INC 42119924RG7249/CA
Apr 15, 2025CAII · Walk-around5OOSF & SON TRANSPORT INC 42119924RG7249/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
N A TRANSPORT LLC3266527Mar 2, 2026Mar 2, 20261CA
F & SON TRANSPORT INC4211992Apr 15, 2025Apr 16, 20252CA
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.
4RG7249CA—N A TRANSPORT LLCMar 2, 2026 → Mar 2, 20261
4RG7249CA—F & SON TRANSPORT INCApr 15, 2025 → Apr 16, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026