Equipment unit · VIN-decoded · NHTSA vPIC

1M1AN4GY9RM042021

Not yet decoded
Carriers run under1
31 mo
Inspections2
all-time
OOS inspections1
of 2
First seenJul 7, 2023
TX
Last seenFeb 13, 2026
TX
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
9 · valid

Deterministic · position 9; calculated value 9.

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
042021

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 · Jul 7, 2023 – Feb 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 13, 2026TXII · Walk-around2OOSTEXAS A&M CONCRETE LLC 23627911N51917/TX
Jul 7, 2023TXIV · Special4TEXAS A&M CONCRETE LLC 23627914009942/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TEXAS A&M CONCRETE LLC2362791Jul 7, 2023Feb 13, 20262TX
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.
1N51917TXTEXAS A&M CONCRETE LLCFeb 13, 2026Feb 13, 20261
4009942PATEXAS A&M CONCRETE LLCJul 7, 2023Jul 7, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC