Equipment unit · VIN-decoded · NHTSA vPIC

4LF4S7243T3505091

Not yet decoded
Carriers run under2
27 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJan 24, 2024
TN
Last seenApr 16, 2026
TN
Inspected under 2 different carriers in 27 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
4LF

Deterministic · VIN positions 1–3.

Vehicle descriptor section
4S724

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1996 or 2026

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

North American serial sequence
505091

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 · Jan 24, 2024 – Apr 16, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 16, 2026TNII · Walk-around0VULCAN AGGREGATES COMPANY LLC 841545Z77774/TN
Aug 19, 2024TNIII · Driver-only0VULCAN AGGREGATES COMPANY LLC 841545Z77774/TN
Jan 24, 2024TNIII · Driver-only0VULCAN MATERIALS ASPHALT AND CONSTRUCTION LLC 226100Z77774/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VULCAN AGGREGATES COMPANY LLC841545Aug 19, 2024Apr 16, 20262AL
VULCAN MATERIALS ASPHALT AND CONSTRUCTION LLC226100Jan 24, 2024Jan 24, 20241AL
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.
Z77774TNVULCAN AGGREGATES COMPANY LLCAug 19, 2024Apr 16, 20262
Z77774TNVULCAN MATERIALS ASPHALT AND CONSTRUCTION LLCJan 24, 2024Jan 24, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC