Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mertz manufacturing Mertz Manufacturing, LLC

1M91H4320JA211662 · Trailer · TRAILER
Carriers run under2
6 mo
Inspections3
all-time
OOS inspections3
of 3
First seenMar 24, 2025
TX
Last seenSep 9, 2025
TX
Inspected under 2 different carriers in 6 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
1M91H4320JA211662
Make
Mertz manufacturing
Model
Mertz Manufacturing, LLC
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 25, 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 · Mar 24, 2025 – Sep 9, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 9, 2025TXII · Walk-around10OOSCOUTINHO LOGISTICS LLC 4318974AJ7642/OK
Jul 28, 2025TXII · Walk-around6OOSCOUTINHO LOGISTICS LLC 4318974AJ7642/OK
Mar 24, 2025TXII · Walk-around12OOSYOEL MARRERO MENDOZA 4323499AJ7642/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COUTINHO LOGISTICS LLC4318974Jul 28, 2025Sep 9, 20252TX
YOEL MARRERO MENDOZA4323499Mar 24, 2025Mar 24, 20251TX
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.
AJ7642OK—COUTINHO LOGISTICS LLCJul 28, 2025 → Sep 9, 20252
AJ7642OK—YOEL MARRERO MENDOZAMar 24, 2025 → Mar 24, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 25, 2026