Equipment unit · VIN-decoded · NHTSA vPIC

2019 Mertz Manufacturing Mertz Manufacturing, LLC

1M91H4322KA211258 · Trailer · TRAILER
Carriers run under5
20 mo
Inspections5
all-time
OOS inspections1
of 5
First seenSep 4, 2023
OH
Last seenMay 27, 2025
PA
Inspected under 5 different carriers in 20 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
1M91H4322KA211258
Make
Mertz Manufacturing
Model
Mertz Manufacturing, LLC
Model year
2019
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1989 or 2019

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

North American serial sequence
211258

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
2019

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 · Sep 4, 2023 – May 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 27, 2025PAIII · Driver-only1MICHELE L FRANK 2420025CE2792/OK
Dec 13, 2024WVII · Walk-around1J & R TRANSPORTATION LLC 3979206CE2792/OK
Sep 24, 2024WVII · Walk-around0HAWKINS LLC 3821125CE2792/OK
Jan 22, 2024WVIII · Driver-only0R & R EXPRESS INC 920564CE2792/OK
Sep 4, 2023OHII · Walk-around4OOSGIFT TRANSPORTATION LLC 3829553CE2792/OK
03

Carriers this unit has run under

5 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MICHELE L FRANK2420025May 27, 2025May 27, 20251PA
J & R TRANSPORTATION LLC3979206Dec 13, 2024Dec 13, 20241WV
HAWKINS LLC3821125Sep 24, 2024Sep 24, 20241PA
R & R EXPRESS INC920564Jan 22, 2024Jan 22, 20241PA
GIFT TRANSPORTATION LLC3829553Sep 4, 2023Sep 4, 20231OH
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.
CE2792OKMICHELE L FRANKMay 27, 2025May 27, 20251
CE2792OKJ & R TRANSPORTATION LLCDec 13, 2024Dec 13, 20241
CE2792OKHAWKINS LLCSep 24, 2024Sep 24, 20241
CE2792OKR & R EXPRESS INCJan 22, 2024Jan 22, 20241
CE2792OKGIFT TRANSPORTATION LLCSep 4, 2023Sep 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026