Equipment unit · VIN-decoded · NHTSA vPIC

2022 Polar tank trailer Polar Tank Trailer

1PMKA4521N7114834 · Trailer · TRAILER
Carriers run under3
35 mo
Inspections16
all-time
OOS inspections2
of 16
First seenJul 18, 2023
CO
Last seenJun 11, 2026
NM
Inspected under 3 different carriers in 35 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
1PMKA4521N7114834
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2022
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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 · Jul 18, 2023 – Jun 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2026NMII · Walk-around0—KAG ENERGY LLC 469756PG11678/IN
May 23, 2026NMII · Walk-around0—KAG ENERGY LLC 469756PG11678/IN
Apr 15, 2026COIII · Driver-only0—KAG ENERGY LLC 469756PG11678/IN
Nov 19, 2025COIII · Driver-only0—WORLD FUEL SERVICES INC 2335650STB7884/MN
Aug 18, 2025COIII · Driver-only0—WORLD FUEL SERVICES INC 2335650STB7884/MN
Jul 31, 2025NMII · Walk-around0—WORLD FUEL SERVICES INC 2335650STB7884/MN
Jul 8, 2025COII · Walk-around0—WORLD FUEL SERVICES INC 2335650STB7884/MN
May 14, 2025NMII · Walk-around0—ALTA TRANSPORTATION LLC 1188080698502/KS
Dec 17, 2024COIII · Driver-only1OOSALTA TRANSPORTATION LLC 1188080STB7884/MN
Jul 22, 2024NMI · Full0—ALTA TRANSPORTATION LLC 1188080STB7884/MN
Jul 11, 2024COII · Walk-around2—ALTA TRANSPORTATION LLC 1188080STB7884/MN
Apr 30, 2024COII · Walk-around0—ALTA TRANSPORTATION LLC 1188080STB7884/MN
Mar 10, 2024NMII · Walk-around1OOSALTA TRANSPORTATION LLC 1188080698502/KS
Oct 10, 2023NMI · Full0—ALTA TRANSPORTATION LLC 1188080698502/KS
Sep 27, 2023NMII · Walk-around0—ALTA TRANSPORTATION LLC 1188080698502/KS
Jul 18, 2023COI · Full0—ALTA TRANSPORTATION LLC 1188080698502/KS
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KAG ENERGY LLC469756Apr 15, 2026Jun 11, 20263OH
WORLD FUEL SERVICES INC2335650Jul 8, 2025Nov 19, 20254KS
ALTA TRANSPORTATION LLC1188080Jul 18, 2023May 14, 20259CO
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.
PG11678IN2KAG ENERGY LLCApr 15, 2026 → Jun 11, 20263
STB7884MN—WORLD FUEL SERVICES INCJul 8, 2025 → Nov 19, 20254
698502KS—ALTA TRANSPORTATION LLCJul 18, 2023 → May 14, 20255
STB7884MN—ALTA TRANSPORTATION LLCApr 30, 2024 → Dec 17, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026