Equipment unit · VIN-decoded · NHTSA vPIC

2018 Mertz Manufacturing Mertz Manufacturing, LLC

1M91H4329JA211093 · Trailer · TRAILER
Carriers run under6
29 mo
Inspections6
all-time
OOS inspections2
of 6
First seenAug 18, 2023
WV
Last seenJan 13, 2026
PA
Inspected under 6 different carriers in 29 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
1M91H4329JA211093
Make
Mertz Manufacturing
Model
Mertz Manufacturing, LLC
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 22, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
1H432

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1988 or 2018

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
211093

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
MERTZ MANUFACTURING

Prefix basis · 152 decoded VINs at 100.0% prefix purity.

Model
Mertz Manufacturing, LLC

Prefix basis · 152 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
MERTZ MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
Mertz Manufacturing, LLC

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 18, 2023 – Jan 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 13, 2026PAIII · Driver-only1MCQUEEN TRUCKING LLC 4030274CD3917/OK
Aug 25, 2025PAI · Full1OOSNEUDER & SON'S TRUCKING LLC 3168437CD3917/OK
May 16, 2025PAI · Full2TRUSS WERTTY LLC 3721507CD3917/OK
Dec 12, 2024OHIII · Driver-only2MERDINA TRANSPORT LLC 3286851CD3917/OK
Mar 14, 2024OHIII · Driver-only1OOSBUCKEYE LAKE TRANSPORT LLC 2795638CD3917/OK
Aug 18, 2023WVII · Walk-around0BEEMAC INC 388467CD3917/OH
03

Carriers this unit has run under

6 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MCQUEEN TRUCKING LLC4030274Jan 13, 2026Jan 13, 20261PA
NEUDER & SON'S TRUCKING LLC3168437Aug 25, 2025Aug 25, 20251PA
TRUSS WERTTY LLC3721507May 16, 2025May 16, 20251MI
MERDINA TRANSPORT LLC3286851Dec 12, 2024Dec 12, 20241GA
BUCKEYE LAKE TRANSPORT LLC2795638Mar 14, 2024Mar 14, 20241OH
BEEMAC INC388467Aug 18, 2023Aug 18, 20231PA
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.
CD3917OKMCQUEEN TRUCKING LLCJan 13, 2026Jan 13, 20261
CD3917OKNEUDER & SON'S TRUCKING LLCAug 25, 2025Aug 25, 20251
CD3917OKTRUSS WERTTY LLCMay 16, 2025May 16, 20251
CD3917OKMERDINA TRANSPORT LLCDec 12, 2024Dec 12, 20241
CD3917OKBUCKEYE LAKE TRANSPORT LLCMar 14, 2024Mar 14, 20241
CD3917OHBEEMAC INCAug 18, 2023Aug 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 22, 2026