Equipment unit · VIN-decoded · NHTSA vPIC

591SD4239KR156880

Not yet decoded
Carriers run under2
4 mo
Inspections2
all-time
OOS inspections1
of 2
First seenOct 23, 2025
WY
Last seenFeb 2, 2026
WY
Inspected under 2 different carriers in 4 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
591

Deterministic · VIN positions 1–3.

Vehicle descriptor section
SD423

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1989 or 2019

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

North American serial sequence
156880

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Oct 23, 2025 – Feb 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 2, 2026WYIII · Driver-only3TOURCOM LLC 2939322TN8062/ID
Oct 23, 2025WYII · Walk-around10OOSJBC TRUCKING INC 3545735TN8062/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOURCOM LLC2939322Feb 2, 2026Feb 2, 20261CO
JBC TRUCKING INC3545735Oct 23, 2025Oct 23, 20251SD
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.
TN8062IDTOURCOM LLCFeb 2, 2026Feb 2, 20261
TN8062IDJBC TRUCKING INCOct 23, 2025Oct 23, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC