Equipment unit · VIN-decoded · NHTSA vPIC

2023 Fontaine trailer Fontaine Trailer

1R1F04528PJ933479 · Trailer · TRAILER
Carriers run under2
18 mo
Inspections5
all-time
OOS inspections1
of 5
First seenDec 4, 2023
CA
Last seenJun 11, 2025
CA
Inspected under 2 different carriers in 18 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
1R1F04528PJ933479
Make
Fontaine trailer
Model
Fontaine Trailer
Model year
2023
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 · Dec 4, 2023 – Jun 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2025CAI · Full10OOSACKV TRUCKING INC 34310194HD4148/CA
May 31, 2024CAI · Full2—GUSTAVO HERRERA 26821174HD4148/CA
Feb 29, 2024CAI · Full5—GUSTAVO HERRERA 26821174HD4148/CA
Feb 29, 2024CAIII · Driver-only0—GUSTAVO HERRERA 26821174HD4148/CA
Dec 4, 2023CAI · Full0—GUSTAVO HERRERA 26821174HD4148/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACKV TRUCKING INC3431019Jun 11, 2025Jun 11, 20251CA
GUSTAVO HERRERA2682117Dec 4, 2023May 31, 20244CA
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.
4HD4148CA—ACKV TRUCKING INCJun 11, 2025 → Jun 11, 20251
4HD4148CA—GUSTAVO HERRERADec 4, 2023 → May 31, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026