Equipment unit · VIN-decoded · NHTSA vPIC

2013 Polar tank trailer Polar Tank Trailer

1PMA34320D2041931 · Trailer · TRAILER
Carriers run under5
28 mo
Inspections9
all-time
OOS inspections4
of 9
First seenDec 5, 2023
TX
Last seenApr 28, 2026
TX
Inspected under 5 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
1PMA34320D2041931
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2013
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 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 5, 2023 – Apr 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 28, 2026TXII · Walk-around4—SOUTHERN TEXAS FUEL TRANSPORT LLC 3464924183B714/TX
Jan 14, 2026TXII · Walk-around2—SOUTHERN TEXAS FUEL TRANSPORT LLC 3464924183B714/TX
Jan 5, 2026TXI · Full15OOSSOUTHERN TEXAS FUEL TRANSPORT LLC 3464924183B714/TX
Nov 19, 2025TXII · Walk-around4—SOUTHERN TEXAS FUEL TRANSPORT LLC 3464924183B714/TX
Jun 9, 2025TXII · Walk-around5—SOUTHERN TEXAS FUEL TRANSPORT LLC 3464924183B714/TX
Jul 1, 2024TXII · Walk-around6—UNIFY ENERGY TRANSPORT LLC 4081589183B714/TX
Jun 27, 2024TXII · Walk-around4OOSJOSE LUIS VELARDE PEREZ 3419714183B714/TX
Jan 29, 2024TXII · Walk-around3OOSTORO OIL HAULERS LLC 3928866183B714/TX
Dec 5, 2023TXII · Walk-around3OOSPC TRANSPORT SERVICE LLC 3005712183B714/TX
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SOUTHERN TEXAS FUEL TRANSPORT LLC3464924Jun 9, 2025Apr 28, 20265TX
UNIFY ENERGY TRANSPORT LLC4081589Jul 1, 2024Jul 1, 20241TX
JOSE LUIS VELARDE PEREZ3419714Jun 27, 2024Jun 27, 20241TA
TORO OIL HAULERS LLC3928866Jan 29, 2024Jan 29, 20241TX
PC TRANSPORT SERVICE LLC3005712Dec 5, 2023Dec 5, 20231TX
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.
183B714TX—SOUTHERN TEXAS FUEL TRANSPORT LLCJun 9, 2025 → Apr 28, 20265
183B714TX—UNIFY ENERGY TRANSPORT LLCJul 1, 2024 → Jul 1, 20241
183B714TX—JOSE LUIS VELARDE PEREZJun 27, 2024 → Jun 27, 20241
183B714TX—TORO OIL HAULERS LLCJan 29, 2024 → Jan 29, 20241
183B714TX—PC TRANSPORT SERVICE LLCDec 5, 2023 → Dec 5, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026