Equipment unit · VIN-decoded · NHTSA vPIC

5MAMN5329KW048571

Not yet decoded
Carriers run under2
12 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 19, 2025
IL
Last seenMay 13, 2026
IL
Inspected under 2 different carriers in 12 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
MN532

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1989 or 2019

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

North American serial sequence
048571

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 · 52 decoded VINs at 100.0% prefix purity.

Model
MAC TRAILER MANUFACTURING

Prefix basis · 52 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 · May 19, 2025 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026ILIII · Driver-only1MIDWEST FIBER INC 3024240K/IL
May 19, 2025ILIII · Driver-only0HAYDAY TRUCKING LLC 4332962632101ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MIDWEST FIBER INC3024240May 13, 2026May 13, 20261IL
HAYDAY TRUCKING LLC4332962May 19, 2025May 19, 20251IL
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.
KILMIDWEST FIBER INCMay 13, 2026May 13, 20261
632101STILHAYDAY TRUCKING LLCMay 19, 2025May 19, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC