Equipment unit · VIN-decoded · NHTSA vPIC

2025 Polar tank trailer Polar Tank Trailer

3H6KL4326S3168189 · Trailer · TRAILER
Carriers run under1
5 mo
Inspections3
all-time
OOS inspections0
of 3
First seenOct 14, 2025
MT
Last seenMar 11, 2026
MT
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
3H6KL4326S3168189
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2025
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 · Oct 14, 2025 – Mar 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 11, 2026MTIII · Driver-only1—WOLFDOG EXPRESS LLC 1451590TT8300/ID
Nov 24, 2025WYIII · Driver-only0—WOLFDOG EXPRESS LLC 1451590TT8300/ID
Oct 14, 2025MTIII · Driver-only4—WOLFDOG EXPRESS LLC 1451590TT8300/ID
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WOLFDOG EXPRESS LLC1451590Oct 14, 2025Mar 11, 20263UT
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.
TT8300ID—WOLFDOG EXPRESS LLCOct 14, 2025 → Mar 11, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 5, 2026