Equipment unit · VIN-decoded · NHTSA vPIC

2005 Fontaine trailer Fontaine Trailer

1R1F248255K551049 · Trailer · TRAILER
Carriers run under2
30 mo
Inspections5
all-time
OOS inspections1
of 5
First seenJul 6, 2023
CA
Last seenJan 13, 2026
CA
Inspected under 2 different carriers in 30 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
1R1F248255K551049
Make
Fontaine trailer
Model
Fontaine Trailer
Model year
2005
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.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 6, 2023 – Jan 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 13, 2026CAI · Full0—ALVARENGA FREIGHT INC 32239964GG4321/CA
Jun 27, 2025CAI · Full5—ALVARENGA TRANSPORT LLC 16467624GG4321/CA
May 15, 2025CAII · Walk-around1—ALVARENGA TRANSPORT LLC 16467624GG4321/CA
Jan 18, 2024CAIII · Driver-only2—ALVARENGA TRANSPORT LLC 16467624GG4321/CA
Jul 6, 2023CAI · Full11OOSALVARENGA TRANSPORT LLC 16467624GG4321/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ALVARENGA FREIGHT INC3223996Jan 13, 2026Jan 13, 20261CA
ALVARENGA TRANSPORT LLC1646762Jul 6, 2023Jun 27, 20254CA
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.
4GG4321CA—ALVARENGA FREIGHT INCJan 13, 2026 → Jan 13, 20261
4GG4321CA—ALVARENGA TRANSPORT LLCJul 6, 2023 → Jun 27, 20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026