Equipment unit · VIN-decoded · NHTSA vPIC

2021 Polar tank trailer Polar Tank Trailer

3H6KR4322M3112719 · Trailer · TRAILER
Carriers run under1
29 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 2, 2023
TX
Last seenMay 26, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6KR4322M3112719
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 5, 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 2, 2023 – May 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 26, 2026TXII · Walk-around0—UNIQUE LEASING INC 363676745291ST/IL
Mar 15, 2025TXIII · Driver-only0—UNIQUE LEASING INC 363676745291ST/IL
Dec 2, 2023TXII · Walk-around1OOSUNIQUE LEASING INC 363676745291ST/IL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNIQUE LEASING INC363676Dec 2, 2023May 26, 20263TX
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.
745291STIL—UNIQUE LEASING INCDec 2, 2023 → May 26, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 5, 2026