Equipment unit · VIN-decoded · NHTSA vPIC

2024 Mack Anthem

1M1AN3GY5RM043628 · Truck-Tractor · TRUCK
Carriers run under3
30 mo
Inspections7
all-time
OOS inspections0
of 7
First seenSep 14, 2023
IL
Last seenMar 12, 2026
MI
Inspected under 3 different carriers in 30 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
1M1AN3GY5RM043628
Make
Mack
Model
Anthem
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
AN3GY

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1994 or 2024

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

North American serial sequence
043628

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 · 1,110 decoded VINs at 100.0% prefix purity.

Model
Anthem

Prefix basis · 1,110 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
2024

Observed directly for this VIN via NHTSA vPIC.

Observed make
MACK

Observed directly for this VIN via NHTSA vPIC.

Observed model
Anthem

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 · Sep 14, 2023 – Mar 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 12, 2026MIII · Walk-around2S A EXPRESS INC 2285847RC42049/MI
Oct 31, 2025KYI · Full0S A EXPRESS INC 2285847RC42049/MI
Jun 3, 2025COIII · Driver-only0DENVER CARGO INC 3585416RC31670/MI
Nov 20, 2024NMIII · Driver-only0LEADER FREIGHT SYSTEMS INC 3283188RC42049/MI
Mar 19, 2024PAII · Walk-around3LEADER FREIGHT SYSTEMS INC 3283188RC31670/MI
Mar 7, 2024SCIII · Driver-only2LEADER FREIGHT SYSTEMS INC 3283188RC27859/MI
Sep 14, 2023ILIII · Driver-only0LEADER FREIGHT SYSTEMS INC 3283188RC27859/MI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
S A EXPRESS INC2285847Oct 31, 2025Mar 12, 20262MI
DENVER CARGO INC3585416Jun 3, 2025Jun 3, 20251IA
LEADER FREIGHT SYSTEMS INC3283188Sep 14, 2023Nov 20, 20244IN
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.
RC42049MIS A EXPRESS INCOct 31, 2025Mar 12, 20262
RC31670MIDENVER CARGO INCJun 3, 2025Jun 3, 20251
RC42049MILEADER FREIGHT SYSTEMS INCNov 20, 2024Nov 20, 20241
RC31670MILEADER FREIGHT SYSTEMS INCMar 19, 2024Mar 19, 20241
RC27859MILEADER FREIGHT SYSTEMS INCSep 14, 2023Mar 7, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026