Equipment unit · VIN-decoded · NHTSA vPIC

5MAPA5321SH074000

Not yet decoded
Carriers run under2
8 mo
Inspections2
all-time
OOS inspections0
of 2
First seenDec 18, 2024
CA
Last seenAug 17, 2025
MT
Inspected under 2 different carriers in 8 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
5MA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
PA532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1995 or 2025

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

North American serial sequence
074000

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 · 984 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 984 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 · Dec 18, 2024 – Aug 17, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 17, 2025MTIII · Driver-only0GULF COAST ADVANCED TRANSPORTATION INC 2320006975768ST/IL
Dec 18, 2024CAI · Full0WESTFIELD EXPRESS CORP 2456238975768ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GULF COAST ADVANCED TRANSPORTATION INC2320006Aug 17, 2025Aug 17, 20251IL
WESTFIELD EXPRESS CORP2456238Dec 18, 2024Dec 18, 20241IL
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.
975768STILGULF COAST ADVANCED TRANSPORTATION INCAug 17, 2025Aug 17, 20251
975768STILWESTFIELD EXPRESS CORPDec 18, 2024Dec 18, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC