Equipment unit · VIN-decoded · NHTSA vPIC

2021 Polar tank trailer Polar Tank Trailer

3H6KF4320M3113182 · Trailer · TRAILER
Carriers run under1
10 mo
Inspections3
all-time
OOS inspections0
of 3
First seenNov 5, 2024
AZ
Last seenSep 23, 2025
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6KF4320M3113182
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 · Nov 5, 2024 – Sep 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 23, 2025AZI · Full0—CTI INC 139548V8A4CHA/AZ
Apr 2, 2025AZII · Walk-around0—CTI INC 139548V8A4CHA/AZ
Nov 5, 2024AZI · Full0—CTI INC 139548V8A4CHA/AZ
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CTI INC139548Nov 5, 2024Sep 23, 20253AZ
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.
V8A4CHAAZ2CTI INCNov 5, 2024 → Sep 23, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 5, 2026