Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Pinnacle

1M1PN4GY8PM012676 · Truck-Tractor · TRUCK
Carriers run under1
22 mo
Inspections4
all-time
OOS inspections1
of 4
First seenJun 28, 2023
AR
Last seenApr 18, 2025
NE
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1M1PN4GY8PM012676
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
Jul 5, 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
8 · valid

Deterministic · position 9; calculated value 8.

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
012676

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 – Apr 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 18, 2025NEIII · Driver-only4OOSPREWETT ENTERPRISES INC 313121A540534/MS
Nov 20, 2024NEIII · Driver-only1PREWETT ENTERPRISES INC 313121A540534/MS
Mar 24, 2024NEIII · Driver-only1PREWETT ENTERPRISES INC 313121A492223/MS
Jun 28, 2023ARIII · Driver-only1PREWETT ENTERPRISES INC 313121A492223/MS
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PREWETT ENTERPRISES INC313121Jun 28, 2023Apr 18, 20254MS
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.
A540534MSPREWETT ENTERPRISES INCNov 20, 2024Apr 18, 20252
A492223MSPREWETT ENTERPRISES INCJun 28, 2023Mar 24, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026