Equipment unit · VIN-decoded · NHTSA vPIC

1M1AN4GY8RM043399

Not yet decoded
Carriers run under2
29 mo
Inspections2
all-time
OOS inspections1
of 2
First seenFeb 26, 2024
IL
Last seenJul 7, 2026
KY
Inspected under 2 different carriers in 29 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

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
8 · valid

Deterministic · position 9; calculated value 8.

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
043399

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 · Feb 26, 2024 – Jul 7, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2026KYI · Full3OOSSAPPHIRE BLUE TRANSPORTATION LTD 4460989PB46331/ON
Feb 26, 2024ILIII · Driver-only01369014 ONTARIO LTD 1912653PA85459/ON
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SAPPHIRE BLUE TRANSPORTATION LTD4460989Jul 7, 2026Jul 7, 20261ON
1369014 ONTARIO LTD1912653Feb 26, 2024Feb 26, 20241ON
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.
PB46331ON1SAPPHIRE BLUE TRANSPORTATION LTDJul 7, 2026Jul 7, 20261
PA85459ON1369014 ONTARIO LTDFeb 26, 2024Feb 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC