Equipment unit · VIN-decoded · NHTSA vPIC

2023 Polar tank trailer Polar Tank Trailer

3H6KF4329P3120605 · Trailer · TRAILER
Carriers run under2
25 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJan 16, 2024
CO
Last seenFeb 12, 2026
TX
Inspected under 2 different carriers in 25 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
3H6KF4329P3120605
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 12, 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 · Jan 16, 2024 – Feb 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 12, 2026TXII · Walk-around0—QUANTIX LIQUID TRANSPORTATION INC 3281035139764/ME
Oct 29, 2025TXII · Walk-around10—LEAHY TRANSPORTATION LLC 22757925139764/ME
Jan 28, 2025TXI · Full7OOSLEAHY TRANSPORTATION LLC 22757925139764/ME
Jan 16, 2024COIII · Driver-only1—LEAHY TRANSPORTATION LLC 22757925139764/ME
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
QUANTIX LIQUID TRANSPORTATION INC328103Feb 12, 2026Feb 12, 20261IL
LEAHY TRANSPORTATION LLC2275792Jan 16, 2024Oct 29, 20253TX
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.
5139764ME2QUANTIX LIQUID TRANSPORTATION INCFeb 12, 2026 → Feb 12, 20261
5139764ME—LEAHY TRANSPORTATION LLCJan 16, 2024 → Oct 29, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026