Equipment unit · VIN-decoded · NHTSA vPIC

4LF4S4932X3508713

Not yet decoded
Carriers run under2
19 mo
Inspections2
all-time
OOS inspections1
of 2
First seenAug 13, 2024
AL
Last seenMar 30, 2026
AL
Inspected under 2 different carriers in 19 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
4S493

Deterministic · VIN positions 4–8.

Check digit
2 · valid

Deterministic · position 9; calculated value 2.

Model year candidates
1999 or 2029

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

North American serial sequence
508713

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
FONTAINE SPECIALIZED INC

Prefix basis · 3 decoded VINs at 100.0% prefix purity.

Model
Fontaine Specialized Inc

Prefix basis · 3 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 13, 2024 – Mar 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 30, 2026ALII · Walk-around7OOSBURTON INDUSTRIES LLC 351342564C00WV/AL
Aug 13, 2024ALIII · Driver-only0WISTAR FARMS 152388864A1814/AL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BURTON INDUSTRIES LLC3513425Mar 30, 2026Mar 30, 20261AL
WISTAR FARMS1523888Aug 13, 2024Aug 13, 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.
64C00WVALBURTON INDUSTRIES LLCMar 30, 2026Mar 30, 20261
64A1814ALWISTAR FARMSAug 13, 2024Aug 13, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC