Equipment unit · VIN-decoded · NHTSA vPIC

4M9DS2324L1017415

Not yet decoded
Carriers run under2
7 mo
Inspections2
all-time
OOS inspections0
of 2
First seenSep 16, 2024
IL
Last seenApr 25, 2025
IL
Inspected under 2 different carriers in 7 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
4M9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
DS232

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1990 or 2020

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

North American serial sequence
017415

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
MIDWEST TRAILER MANUFACTURING

Prefix basis · 35 decoded VINs at 100.0% prefix purity.

Model
Midwest Trailer Manufacturing

Prefix basis · 35 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 · Sep 16, 2024 – Apr 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 25, 2025ILII · Walk-around0SCL TRUCKING AND REPAIR INC 4298561778734ST/IL
Sep 16, 2024ILIII · Driver-only1D DOWNEY TRUCKING INC 3334931778734ST/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SCL TRUCKING AND REPAIR INC4298561Apr 25, 2025Apr 25, 20251IL
D DOWNEY TRUCKING INC3334931Sep 16, 2024Sep 16, 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.
778734STILSCL TRUCKING AND REPAIR INCApr 25, 2025Apr 25, 20251
778734STILD DOWNEY TRUCKING INCSep 16, 2024Sep 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC