Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Pinnacle

1M1PN4GY5PM013140 · Truck-Tractor · TRUCK
Carriers run under2
37 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 28, 2023
AR
Last seenJul 29, 2026
AL
Inspected under 2 different carriers in 37 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
1M1PN4GY5PM013140
Make
Mack
Model
Pinnacle
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 23, 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
1M1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PN4GY

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1993 or 2023

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

North American serial sequence
013140

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.

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
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
Pinnacle

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

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 · Jun 28, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026ALIII · Driver-only0MICHAEL HARRISON 15205577A00NA5/AL
Mar 11, 2026ALIII · Driver-only1MICHAEL HARRISON 1520557NO TAG/AL
Oct 23, 2024ARII · Walk-around0COWBOY HAULING & LOGISTICS LLC 3922921K825029/AR
May 30, 2024ARIII · Driver-only0COWBOY HAULING & LOGISTICS LLC 3922921K825029/AR
Feb 13, 2024ARIII · Driver-only1COWBOY HAULING & LOGISTICS LLC 3922921K825029/AR
Nov 16, 2023ARII · Walk-around1COWBOY HAULING & LOGISTICS LLC 3922921K825029/AR
Jun 28, 2023ARII · Walk-around1OOSCOWBOY HAULING & LOGISTICS LLC 3922921K825029/AR
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MICHAEL HARRISON1520557Mar 11, 2026Jul 29, 20262AL
COWBOY HAULING & LOGISTICS LLC3922921Jun 28, 2023Oct 23, 20245AR
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.
7A00NA5AL1MICHAEL HARRISONJul 29, 2026Jul 29, 20261
NO TAGALMICHAEL HARRISONMar 11, 2026Mar 11, 20261
K825029ARCOWBOY HAULING & LOGISTICS LLCJun 28, 2023Oct 23, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026