Equipment unit · VIN-decoded · NHTSA vPIC

1M1GR4GY9RM044060

Not yet decoded
Carriers run under1
10 mo
Inspections2
all-time
OOS inspections1
of 2
First seenFeb 24, 2025
TX
Last seenDec 19, 2025
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
GR4GY

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
044060

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 · 248 decoded VINs at 100.0% prefix purity.

Model
Granite

Prefix basis · 248 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 24, 2025 – Dec 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 19, 2025TXII · Walk-around6OOSWT BYLER COMPANY LP 556379R715424/TX
Feb 24, 2025TXII · Walk-around0WT BYLER COMPANY LP 556379R715424/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WT BYLER COMPANY LP556379Feb 24, 2025Dec 19, 20252TX
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.
R715424TXWT BYLER COMPANY LPFeb 24, 2025Dec 19, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC