Equipment unit · VIN-decoded · NHTSA vPIC

5MATA4221RX074038

Not yet decoded
Carriers run under1
10 mo
Inspections2
all-time
OOS inspections0
of 2
First seenJul 13, 2025
TX
Last seenMay 25, 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
5MA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
TA422

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
074038

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
MAC TRAILER MANUFACTURING

Prefix basis · 223 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 223 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 13, 2025 – May 25, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 25, 2026TXII · Walk-around1CHALK MOUNTAIN SERVICES OF TEXAS LLC 345957039F586/TX
Jul 13, 2025TXII · Walk-around0CHALK MOUNTAIN SERVICES OF TEXAS LLC 345957196C305/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHALK MOUNTAIN SERVICES OF TEXAS LLC345957Jul 13, 2025May 25, 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.
039F586TXCHALK MOUNTAIN SERVICES OF TEXAS LLCMay 25, 2026May 25, 20261
196C305TXCHALK MOUNTAIN SERVICES OF TEXAS LLCJul 13, 2025Jul 13, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC