Equipment unit · VIN-decoded · NHTSA vPIC

2020 Smithco Manufacturing

1S9SS4938LL476708 · Trailer · TRAILER
Carriers run under1
13 mo
Inspections4
all-time
OOS inspections0
of 4
First seenAug 17, 2023
NE
Last seenSep 24, 2024
NE
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1S9SS4938LL476708
Make
Smithco Manufacturing
Model
SMITHCO MANUFACTURING
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 7, 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
SS493

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
476708

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 · 17 decoded VINs at 100.0% prefix purity.

Model
SMITHCO MANUFACTURING

Prefix basis · 17 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
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 · Aug 17, 2023 – Sep 24, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 24, 2024NEIII · Driver-only0KOCH EXCAVATING CO 601124278238/NE
Mar 12, 2024NEIII · Driver-only1KOCH EXCAVATING CO 601124278238/OT
Mar 7, 2024NEIII · Driver-only0KOCH EXCAVATING CO 601124278238/NE
Aug 17, 2023NEIII · Driver-only1KOCH EXCAVATING CO 601124278238/NE
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KOCH EXCAVATING CO601124Aug 17, 2023Sep 24, 20244NE
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.
278238NEKOCH EXCAVATING COAug 17, 2023Sep 24, 20243
278238OTKOCH EXCAVATING COMar 12, 2024Mar 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026