Equipment unit · VIN-decoded · NHTSA vPIC

2023 Mack Anthem

1M1AN4GY9PM034787 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections10
all-time
OOS inspections2
of 10
First seenOct 28, 2023
WA
Last seenAug 25, 2026
IL
Inspected under 2 different carriers in 34 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
1M1AN4GY9PM034787
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
Jun 19, 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
9 · valid

Deterministic · position 9; calculated value 9.

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
034787

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 · Oct 28, 2023 – Aug 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 25, 2026ILIII · Driver-only0—BROS TRANSPORT LLC 2446862RP02626/WA
Jan 15, 2025ORIII · Driver-only5—STYLEX FREIGHT NETWORK LLC 775828P954010/IL
Jan 15, 2025ORIII · Driver-only1—BROS TRANSPORT LLC 2446862RP02626/WA
Nov 21, 2024SDIII · Driver-only2—BROS TRANSPORT LLC 2446862RP02626/WA
Sep 8, 2024MTII · Walk-around2—BROS TRANSPORT LLC 2446862RP02626/WA
Aug 19, 2024MIIII · Driver-only1—BROS TRANSPORT LLC 2446862RP02626/WA
Jul 13, 2024IAII · Walk-around2—BROS TRANSPORT LLC 2446862RP02626/WA
Jan 24, 2024WAII · Walk-around1OOSBROS TRANSPORT LLC 2446862RP02626/WA
Nov 27, 2023WAII · Walk-around1OOSBROS TRANSPORT LLC 2446862RP02626/WA
Oct 28, 2023WAIII · Driver-only0—BROS TRANSPORT LLC 2446862RP02626/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BROS TRANSPORT LLC2446862Oct 28, 2023Aug 25, 20269OH
STYLEX FREIGHT NETWORK LLC775828Jan 15, 2025Jan 15, 20251IL
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.
RP02626WA1BROS TRANSPORT LLCOct 28, 2023 → Aug 25, 20269
P954010IL—STYLEX FREIGHT NETWORK LLCJan 15, 2025 → Jan 15, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026