Equipment unit · VIN-decoded · NHTSA vPIC

1991 Polar tank trailer Polar Tank Trailer

1PMS34222M1011356 · Trailer · TRAILER
Carriers run under2
16 mo
Inspections5
all-time
OOS inspections1
of 5
First seen03/07/2024
US
Last seen07/14/2025
TX
Inspected under 2 different carriers in 16 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
1PMS34222M1011356
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
1991
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
06/28/2026
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 · 03/07/2024 – 07/14/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
07/14/2025TXII · Walk-around2—JUAN JOSE SAENZ RAMIREZ 3042905027B471/TX
12/04/2024TXII · Walk-around2—SAENZ ENTERPRISES INC 857651027B471/TX
06/25/2024TXI · Full6OOSSAENZ ENTERPRISES INC 857651027B471/TX
06/07/2024TXI · Full2—SAENZ ENTERPRISES INC 857651027B471/TX
03/07/2024USI · Full6—SAENZ ENTERPRISES INC 857651027B471/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JUAN JOSE SAENZ RAMIREZ304290507/14/202507/14/20251TA
SAENZ ENTERPRISES INC85765103/07/202412/04/20244TX
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.
027B471TX—JUAN JOSE SAENZ RAMIREZ07/14/2025 → 07/14/20251
027B471TX—SAENZ ENTERPRISES INC03/07/2024 → 12/04/20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/28/2026