Equipment unit · VIN-decoded · NHTSA vPIC

2023 Midwest Trailer Manufacturing

4M9DS2321P1017264 · Trailer · TRAILER
Carriers run under3
26 mo
Inspections4
all-time
OOS inspections0
of 4
First seenApr 25, 2024
IA
Last seenJun 3, 2026
OH
Inspected under 3 different carriers in 26 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

VIN
4M9DS2321P1017264
Make
Midwest Trailer Manufacturing
Model
Midwest Trailer Manufacturing
Model year
2023
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 14, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1993 or 2023

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

North American serial sequence
017264

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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2023

Observed directly for this VIN via NHTSA vPIC.

Observed make
MIDWEST TRAILER MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
Midwest Trailer Manufacturing

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

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 · Apr 25, 2024 – Jun 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 3, 2026OHII · Walk-around2AUSTIN'S LLC 2860691015713A46/IL
Apr 10, 2025ILII · Walk-around5LEE EXCAVATING & TILING INC 4015384982752ST/IL
Jun 27, 2024ILII · Walk-around4LEE EXCAVATING & TILING INC 4015384872AB441/IL
Apr 25, 2024IAII · Walk-around11ZOBRIST TRUCKING LLC 3698098884188ST/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AUSTIN'S LLC2860691Jun 3, 2026Jun 3, 20261OH
LEE EXCAVATING & TILING INC4015384Jun 27, 2024Apr 10, 20252IL
ZOBRIST TRUCKING LLC3698098Apr 25, 2024Apr 25, 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.
015713A46ILAUSTIN'S LLCJun 3, 2026Jun 3, 20261
982752STILLEE EXCAVATING & TILING INCApr 10, 2025Apr 10, 20251
872AB441ILLEE EXCAVATING & TILING INCJun 27, 2024Jun 27, 20241
884188STILZOBRIST TRUCKING LLCApr 25, 2024Apr 25, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 14, 2026