Equipment unit · VIN-decoded · NHTSA vPIC

2023 Polar tank trailer Polar Tank Trailer

1PMKF4320P1111160 · Trailer · TRAILER
Carriers run under2
26 mo
Inspections3
all-time
OOS inspections0
of 3
First seenAug 17, 2023
CA
Last seenOct 21, 2025
CA
Inspected under 2 different carriers in 26 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
1PMKF4320P1111160
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 17, 2023 – Oct 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 21, 2025CAII · Walk-around0—NALCO COMPANY LLC 76625BT1646/OK
Jul 2, 2025CAI · Full0—NALCO COMPANY LLC 76625BT1646/OK
Aug 17, 2023CAV · Vehicle-only0—CHAMPIONX LLC 3392403BT1646/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NALCO COMPANY LLC76625Jul 2, 2025Oct 21, 20252IL
CHAMPIONX LLC3392403Aug 17, 2023Aug 17, 20231TX
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.
BT1646OK—NALCO COMPANY LLCJul 2, 2025 → Oct 21, 20252
BT1646OK1CHAMPIONX LLCAug 17, 2023 → Aug 17, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026