Equipment unit · VIN-decoded · NHTSA vPIC

1S9T03521R1017333

Not yet decoded
Carriers run under2
8 mo
Inspections2
all-time
OOS inspections0
of 2
First seenAug 12, 2024
MN
Last seenApr 23, 2025
OK
Inspected under 2 different carriers in 8 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
1S9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
T0352

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1994 or 2024

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

North American serial sequence
017333

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
STE

Prefix basis · 15 decoded VINs at 100.0% prefix purity.

Model
STE

Prefix basis · 15 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 · Aug 12, 2024 – Apr 23, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 23, 2025OKIII · Driver-only0W SCHWARTZ TRUCKING LLC 4187057STB4057/MN
Aug 12, 2024MNIII · Driver-only0GROVER FARM TRUCKING LLC 581638STB4057/MN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
W SCHWARTZ TRUCKING LLC4187057Apr 23, 2025Apr 23, 20251MN
GROVER FARM TRUCKING LLC581638Aug 12, 2024Aug 12, 20241MN
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.
STB4057MNW SCHWARTZ TRUCKING LLCApr 23, 2025Apr 23, 20251
STB4057MNGROVER FARM TRUCKING LLCAug 12, 2024Aug 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC