Equipment unit · VIN-decoded · NHTSA vPIC

2020 Polar tank trailer Polar Tank Trailer

1PMKW4420L6051957 · Trailer · TRAILER
Carriers run under1
27 mo
Inspections7
all-time
OOS inspections0
of 7
First seenMar 4, 2024
CA
Last seenJun 24, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1PMKW4420L6051957
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 22, 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 · Mar 4, 2024 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026CAI · Full1—THOMPSONGAS LLC 28122874SN1211/CA
Jul 8, 2025CAIII · Driver-only0—THOMPSONGAS LLC 28122874SN1211/CA
Jul 8, 2025CAV · Vehicle-only0—THOMPSONGAS LLC 28122874SN1211/CA
Apr 30, 2025CAV · Vehicle-only0—THOMPSONGAS LLC 28122874SN1211/CA
Apr 30, 2025CAIII · Driver-only0—THOMPSONGAS LLC 28122874SN1211/CA
Jan 6, 2025CAI · Full3—THOMPSONGAS LLC 28122874SN1211/CA
Mar 4, 2024CAII · Walk-around1—THOMPSONGAS LLC 28122874SN1211/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THOMPSONGAS LLC2812287Mar 4, 2024Jun 24, 20267MD
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.
4SN1211CA2THOMPSONGAS LLCMar 4, 2024 → Jun 24, 20267
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026