Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mertz manufacturing Mertz Manufacturing, LLC

1M91H4324JA211518 · Trailer · TRAILER
Carriers run under3
22 mo
Inspections4
all-time
OOS inspections1
of 4
First seenOct 23, 2023
OH
Last seenAug 8, 2025
OH
Inspected under 3 different carriers in 22 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
1M91H4324JA211518
Make
Mertz manufacturing
Model
Mertz Manufacturing, LLC
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 6, 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 23, 2023 – Aug 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 8, 2025OHII · Walk-around1—DMC CONSTRUCTION EQUIPMENT LLC 3206665AJ7541/OK
Mar 6, 2024OHIII · Driver-only1OOSHAULIN' JACK SHIPPING SERVICE INC 2383172AJ7541/OK
Oct 24, 2023WVII · Walk-around2—MARCELLUS ENERGY SERVICES LLC 924510AJ7541/OK
Oct 23, 2023OHIII · Driver-only0—MARCELLUS ENERGY SERVICES LLC 924510AJ7541/OK
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DMC CONSTRUCTION EQUIPMENT LLC3206665Aug 8, 2025Aug 8, 20251OH
HAULIN' JACK SHIPPING SERVICE INC2383172Mar 6, 2024Mar 6, 20241PA
MARCELLUS ENERGY SERVICES LLC924510Oct 23, 2023Oct 24, 20232NY
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.
AJ7541OK—DMC CONSTRUCTION EQUIPMENT LLCAug 8, 2025 → Aug 8, 20251
AJ7541OK—HAULIN' JACK SHIPPING SERVICE INCMar 6, 2024 → Mar 6, 20241
AJ7541OK—MARCELLUS ENERGY SERVICES LLCOct 23, 2023 → Oct 24, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 6, 2026