Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mertz Manufacturing Mertz Manufacturing, LLC

1M91H4324JA211740 · Trailer · TRAILER
Carriers run under2
5 mo
Inspections2
all-time
OOS inspections1
of 2
First seenApr 29, 2024
TX
Last seenSep 18, 2024
TX
Inspected under 2 different carriers in 5 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
1M91H4324JA211740
Make
Mertz Manufacturing
Model
Mertz Manufacturing, LLC
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 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 · Apr 29, 2024 – Sep 18, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 18, 2024TXI · Full8OOSHAPPY TRANSPORTATION LLC 3535807AJ9183/OK
Apr 29, 2024TXII · Walk-around13—ALPHA EXPRESS LOGISTICS LLC 3897393AJ9183/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAPPY TRANSPORTATION LLC3535807Sep 18, 2024Sep 18, 20241TX
ALPHA EXPRESS LOGISTICS LLC3897393Apr 29, 2024Apr 29, 20241TX
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.
AJ9183OK—HAPPY TRANSPORTATION LLCSep 18, 2024 → Sep 18, 20241
AJ9183OK—ALPHA EXPRESS LOGISTICS LLCApr 29, 2024 → Apr 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 25, 2026