Equipment unit · VIN-decoded · NHTSA vPIC

1996 Polar tank trailer Polar Tank Trailer

1PMS34221T1017311 · Trailer · TRAILER
Carriers run under3
16 mo
Inspections3
all-time
OOS inspections1
of 3
First seen11/19/2023
TX
Last seen03/21/2025
TX
Inspected under 3 different carriers in 16 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
1PMS34221T1017311
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
1996
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
07/26/2026
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 · 11/19/2023 – 03/21/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
03/21/2025TXI · Full3—ECO TRANSPORTES INTERNACIONALES SA DE CV 558117T567967/CI
02/09/2024CAI · Full2OOSQC WEST LLC 2064293T253292/IL
11/19/2023TXII · Walk-around3—QUALITY CARRIERS INC 76600NONE/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ECO TRANSPORTES INTERNACIONALES SA DE CV55811703/21/202503/21/20251CI
QC WEST LLC206429302/09/202402/09/20241FL
QUALITY CARRIERS INC7660011/19/202311/19/20231FL
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.
T567967CI—ECO TRANSPORTES INTERNACIONALES SA DE CV03/21/2025 → 03/21/20251
T253292IL—QC WEST LLC02/09/2024 → 02/09/20241
NONEIL—QUALITY CARRIERS INC11/19/2023 → 11/19/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/26/2026