Equipment unit · VIN-decoded · NHTSA vPIC

2012 Smithco Manufacturing

1S9SS4232CL476312 · Trailer · TRAILER
Carriers run under1
28 mo
Inspections11
all-time
OOS inspections3
of 11
First seenMar 18, 2024
AK
Last seenJul 23, 2026
AK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1S9SS4232CL476312
Make
Smithco Manufacturing
Model
SMITHCO MANUFACTURING
Model year
2012
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 17, 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
1S9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SS423

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1982 or 2012

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

North American serial sequence
476312

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
SMITHCO MANUFACTURING

Prefix basis · 76 decoded VINs at 100.0% prefix purity.

Model
SMITHCO MANUFACTURING

Prefix basis · 76 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
SMITHCO MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
SMITHCO 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 · Mar 18, 2024 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Jul 20, 2026AKI · Full4WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Jul 20, 2026AKI · Full4WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Aug 23, 2025AKII · Walk-around3OOSWESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Apr 22, 2025AKI · Full10OOSWESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Apr 19, 2025AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Aug 29, 2024AKII · Walk-around6OOSWESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Apr 29, 2024AKII · Walk-around6WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Apr 9, 2024AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Apr 1, 2024AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
Mar 18, 2024AKI · Full3WESTERN CONSTRUCTION & EQUIPMENT LLC 16704935452SS/AK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN CONSTRUCTION & EQUIPMENT LLC1670493Mar 18, 2024Jul 23, 202611AK
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.
5452SSAK2WESTERN CONSTRUCTION & EQUIPMENT LLCMar 18, 2024Jul 23, 202611
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026