Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Anthem

1M1AN4GY6PM041048 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections6
all-time
OOS inspections2
of 6
First seenMar 22, 2024
TN
Last seenOct 31, 2026
IA
Inspected under 2 different carriers in 31 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
1M1AN4GY6PM041048
Make
Mack
Model
Anthem
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
AN4GY

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
041048

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 · 7,931 decoded VINs at 100.0% prefix purity.

Model
Anthem

Prefix basis · 7,931 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 · Mar 22, 2024 – Oct 31, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 31, 2026IAII · Walk-around18OOSFIRST FLY LLC 4364210PXB8422/OH
Oct 4, 2026IAIII · Driver-only7—FIRST FLY LLC 4364210PXB8422/OH
Jul 10, 2025VAIII · Driver-only1—AMEX TRANSPORT INC 2488612PXB8422/OH
Aug 7, 2024TXII · Walk-around1—AMEX TRANSPORT INC 2488612PWY5386/OH
May 6, 2024CAIII · Driver-only4—AMEX TRANSPORT INC 2488612PWY5386/OH
Mar 22, 2024TNII · Walk-around3OOSAMEX TRANSPORT INC 2488612PWY5386/UK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FIRST FLY LLC4364210Oct 4, 2026Oct 31, 20262OH
AMEX TRANSPORT INC2488612Mar 22, 2024Jul 10, 20254OH
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.
PXB8422OH1FIRST FLY LLCOct 4, 2026 → Oct 31, 20262
PXB8422OH—AMEX TRANSPORT INCJul 10, 2025 → Jul 10, 20251
PWY5386OH—AMEX TRANSPORT INCMay 6, 2024 → Aug 7, 20242
PWY5386UK—AMEX TRANSPORT INCMar 22, 2024 → Mar 22, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026