Equipment unit · VIN-decoded · NHTSA vPIC

1M1PN4GY1NM009597

Not yet decoded
Carriers run under2
16 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 7, 2024
IA
Last seenSep 11, 2025
NE
Inspected under 2 different carriers in 16 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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PN4GY

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1992 or 2022

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

North American serial sequence
009597

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
MACK

Prefix basis · 2,471 decoded VINs at 100.0% prefix purity.

Model
Pinnacle

Prefix basis · 2,471 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 · May 7, 2024 – Sep 11, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 11, 2025NEIII · Driver-only1ARMSTRONG RENTALS LLC 2942553427748/NE
May 7, 2024IAIII · Driver-only5BIG ROCK ENTERPRISES LLC 3329609406988/NE
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARMSTRONG RENTALS LLC2942553Sep 11, 2025Sep 11, 20251NE
BIG ROCK ENTERPRISES LLC3329609May 7, 2024May 7, 20241NE
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.
427748NEARMSTRONG RENTALS LLCSep 11, 2025Sep 11, 20251
406988NEBIG ROCK ENTERPRISES LLCMay 7, 2024May 7, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC