Equipment unit · VIN-decoded · NHTSA vPIC

1M91H4323KA211351

Not yet decoded
Carriers run under2
2 mo
Inspections2
all-time
OOS inspections0
of 2
First seenApr 22, 2026
TX
Last seenJun 27, 2026
TX
Inspected under 2 different carriers in 2 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
3 · valid

Deterministic · position 9; calculated value 3.

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
211351

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.

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 · Apr 22, 2026 – Jun 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 27, 2026TXII · Walk-around32 FAST TRANSPORTATION TX LLC 4202302AJ9880/OK
Apr 22, 2026TXI · Full3DE BERTRAMS LLC 4310199AJ9880/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
2 FAST TRANSPORTATION TX LLC4202302Jun 27, 2026Jun 27, 20261TX
DE BERTRAMS LLC4310199Apr 22, 2026Apr 22, 20261TX
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.
AJ9880OK22 FAST TRANSPORTATION TX LLCJun 27, 2026Jun 27, 20261
AJ9880OKDE BERTRAMS LLCApr 22, 2026Apr 22, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC