Equipment unit · VIN-decoded · NHTSA vPIC

5KKHAVFE7KLKT2059

Not yet decoded
Carriers run under2
21 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 15, 2023
PA
Last seenSep 18, 2025
PA
Inspected under 2 different carriers in 21 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
5KK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
HAVFE

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

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
KT2059

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
WESTERN STAR

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

Model
4700

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 · Dec 15, 2023 – Sep 18, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 18, 2025PAIII · Driver-only1SYLVESTER'S SERVICES INC 948244ZTF4279/PA
Aug 27, 2025PAI · Full3OOSPIONEER POLE BUILDINGS INC 749313AG82333/PA
Dec 15, 2023PAIII · Driver-only0PIONEER POLE BUILDINGS INC 749313AG82333/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SYLVESTER'S SERVICES INC948244Sep 18, 2025Sep 18, 20251PA
PIONEER POLE BUILDINGS INC749313Dec 15, 2023Aug 27, 20252PA
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.
ZTF4279PASYLVESTER'S SERVICES INCSep 18, 2025Sep 18, 20251
AG82333PAPIONEER POLE BUILDINGS INCDec 15, 2023Aug 27, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC