Equipment unit · VIN-decoded · NHTSA vPIC

2023 Utility trailer manufacturer Utility Trailer Manufacturer

1UYVS2531P3937531 · Trailer · TRAILER
Carriers run under4
28 mo
Inspections4
all-time
OOS inspections1
of 4
First seenFeb 23, 2024
NM
Last seenJun 5, 2026
CA
Inspected under 4 different carriers in 28 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
1UYVS2531P3937531
Make
Utility trailer manufacturer
Model
Utility Trailer Manufacturer
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 8, 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 · Feb 23, 2024 – Jun 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 5, 2026CAI · Full1—FORBES LOGISTICS 27965775554454/ME
Jan 29, 2025OKIII · Driver-only1—KAL FREIGHT INC 25116204VM6933/CA
Jul 10, 2024AZII · Walk-around2OOSPRO TEC INC 25967824VM6933/CA
Feb 23, 2024NMII · Walk-around0—SPG TRANSPORTATION INC 28811434VM6933/CA
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FORBES LOGISTICS2796577Jun 5, 2026Jun 5, 20261CA
KAL FREIGHT INC2511620Jan 29, 2025Jan 29, 20251TX
PRO TEC INC2596782Jul 10, 2024Jul 10, 20241GA
SPG TRANSPORTATION INC2881143Feb 23, 2024Feb 23, 20241TX
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.
5554454ME—FORBES LOGISTICSJun 5, 2026 → Jun 5, 20261
4VM6933CA—KAL FREIGHT INCJan 29, 2025 → Jan 29, 20251
4VM6933CA—PRO TEC INCJul 10, 2024 → Jul 10, 20241
4VM6933CA—SPG TRANSPORTATION INCFeb 23, 2024 → Feb 23, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 8, 2026