Equipment unit · VIN-decoded · NHTSA vPIC

1H4B04123BL024504

Not yet decoded
Carriers run under1
17 mo
Inspections3
all-time
OOS inspections1
of 3
First seenApr 4, 2024
CA
Last seenSep 2, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1H4B04123BL024504
Make
Not decoded
Model
Not decoded
Model year
—
Body class
Not decoded
Vehicle type
Not decoded
GVWR
Not decoded
Decoded at
Jul 22, 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 4, 2024 – Sep 2, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 2, 2025CAII · Walk-around0—RE MASON ENGINEERING LLC 33344784TT5S62/CA
Jan 21, 2025CAI · Full4—RE MASON ENGINEERING LLC 33344784TT5562/CA
Apr 4, 2024CAV · Vehicle-only1OOSRE MASON ENGINEERING LLC 33344784TT5562/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RE MASON ENGINEERING LLC3334478Apr 4, 2024Sep 2, 20253CA
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.
4TT5S62CA—RE MASON ENGINEERING LLCSep 2, 2025 → Sep 2, 20251
4TT5562CA—RE MASON ENGINEERING LLCApr 4, 2024 → Jan 21, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 22, 2026