Equipment unit · VIN-decoded · NHTSA vPIC

1999 Polar tank trailer Polar Tank Trailer

1PMB14221X5001842 · Trailer · TRAILER
Carriers run under5
33 mo
Inspections11
all-time
OOS inspections6
of 11
First seenOct 16, 2023
TX
Last seenJul 27, 2026
TX
Inspected under 5 different carriers in 33 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
1PMB14221X5001842
Make
Polar tank trailer
Model
Polar Tank Trailer
Model year
1999
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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 · Oct 16, 2023 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026TXII · Walk-around2OOSMANUEL RODRIGUEZ ESPINOZA 4456326049B332/TX
Apr 24, 2026TXII · Walk-around5OOSMANUEL RODRIGUEZ ESPINOZA 4456326049B332/TX
Jan 29, 2026TXII · Walk-around4—PALOMA CARRIERS LLC 4370381049B332/TX
Dec 31, 2025TXII · Walk-around1—CONOR LLC 2830935049B332/TX
Sep 5, 2025TXII · Walk-around5OOSDIAMOND FREIGHT FORWARDING LLC 3100239049B332/TX
May 12, 2025TXII · Walk-around4OOSGRUPO INDUSTRIAL COA-NOR SA DE CV 4110303049B332/TX
May 8, 2025TXI · Full11OOSGRUPO INDUSTRIAL COA-NOR SA DE CV 4110303049B332/TX
Mar 11, 2025USI · Full8OOSGRUPO INDUSTRIAL COA-NOR SA DE CV 4110303049B332/TX
Nov 6, 2024USII · Walk-around9—GRUPO INDUSTRIAL COA-NOR SA DE CV 4110303049B332/TX
Nov 5, 2024TXII · Walk-around2—GRUPO INDUSTRIAL COA-NOR SA DE CV 4110303049B332/TX
Oct 16, 2023TXII · Walk-around5—DIAMOND FREIGHT FORWARDING LLC 3100239049B332/TX
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MANUEL RODRIGUEZ ESPINOZA4456326Apr 24, 2026Jul 27, 20262CH
PALOMA CARRIERS LLC4370381Jan 29, 2026Jan 29, 20261TX
CONOR LLC2830935Dec 31, 2025Dec 31, 20251TX
DIAMOND FREIGHT FORWARDING LLC3100239Oct 16, 2023Sep 5, 20252TX
GRUPO INDUSTRIAL COA-NOR SA DE CV4110303Nov 5, 2024May 12, 20255CH
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.
049B332TX2MANUEL RODRIGUEZ ESPINOZAApr 24, 2026 → Jul 27, 20262
049B332TX—PALOMA CARRIERS LLCJan 29, 2026 → Jan 29, 20261
049B332TX—CONOR LLCDec 31, 2025 → Dec 31, 20251
049B332TX—DIAMOND FREIGHT FORWARDING LLCOct 16, 2023 → Sep 5, 20252
049B332TX—GRUPO INDUSTRIAL COA-NOR SA DE CVNov 5, 2024 → May 12, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026
1999 Polar tank trailer Polar Tank Trailer — VIN 1PMB14221X5001842