Equipment unit · VIN-decoded · NHTSA vPIC

2020 Midwest Trailer Manufacturing

4M9DS2322L1017302 · Trailer · TRAILER
Carriers run under1
25 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJul 19, 2024
IL
Last seenAug 27, 2026
IL
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
4M9DS2322L1017302
Make
Midwest Trailer Manufacturing
Model
Midwest Trailer Manufacturing
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Sep 3, 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
2 · valid

Deterministic · position 9; calculated value 2.

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
017302

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
2020

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 · Jul 19, 2024 – Aug 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 27, 2026ILII · Walk-around3EFFICIENT TRUCKING INC 1843816709821ST/IL
Jun 5, 2025ILII · Walk-around1EFFICIENT TRUCKING INC 1843816709821ST/IL
Jul 19, 2024ILIII · Driver-only0EFFICIENT TRUCKING INC 1843816709821ST/IL
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
EFFICIENT TRUCKING INC1843816Jul 19, 2024Aug 27, 20263IL
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.
709821STIL2EFFICIENT TRUCKING INCJul 19, 2024Aug 27, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 3, 2026