Equipment unit · VIN-decoded · NHTSA vPIC

2021 Polar tank trailer Polar Tank Trailer

3H6KZ4327M3109721 · Trailer · TRAILER
Carriers run under2
31 mo
Inspections14
all-time
OOS inspections2
of 14
First seenSep 28, 2023
US
Last seenApr 20, 2026
US
Inspected under 2 different carriers in 31 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
3H6KZ4327M3109721
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
2021
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 · Sep 28, 2023 – Apr 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 20, 2026USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Sep 19, 2025NMIII · Driver-only0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Jun 11, 2025USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Apr 30, 2025USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Feb 21, 2025USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Feb 13, 2025TXI · Full3—NESTOR LEANOS NUNEZ 117176049Z751V/TX
Feb 7, 2025USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Nov 19, 2024NMII · Walk-around0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Oct 5, 2024USIII · Driver-only1OOSNESTOR LEANOS NUNEZ 117176093UP5D/MX
Sep 12, 2024NMII · Walk-around0—KOSEKI AU PORTILLO 263663493UP5D/MX
Sep 3, 2024USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Sep 3, 2024USI · Full3OOSNESTOR LEANOS NUNEZ 117176093UP5D/MX
Nov 1, 2023NMII · Walk-around0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
Sep 28, 2023USI · Full0—NESTOR LEANOS NUNEZ 117176093UP5D/MX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
NESTOR LEANOS NUNEZ1171760Sep 28, 2023Apr 20, 202613CI
KOSEKI AU PORTILLO2636634Sep 12, 2024Sep 12, 20241CI
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.
93UP5DMX—NESTOR LEANOS NUNEZSep 28, 2023 → Apr 20, 202612
49Z751VTX—NESTOR LEANOS NUNEZFeb 13, 2025 → Feb 13, 20251
93UP5DMX—KOSEKI AU PORTILLOSep 12, 2024 → Sep 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026