Equipment unit · VIN-decoded · NHTSA vPIC

1NKZXPTX5GJ465591

Not yet decoded
Carriers run under2
31 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMar 26, 2024
SC
Last seenOct 14, 2026
SC
Inspected under 2 different carriers in 31 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
1NK

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ZXPTX

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1986 or 2016

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

North American serial sequence
465591

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
KENWORTH

Prefix basis · 2,049 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 2,049 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 · Mar 26, 2024 – Oct 14, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 14, 2026SCIII · Driver-only1—S4 TRUCKING & HAULING LLC 4476500P921630/SC
Mar 26, 2024SCIII · Driver-only1—EXPRESS LOGISTICS SERVICES INC 1375017NV3904/NC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
S4 TRUCKING & HAULING LLC4476500Oct 14, 2026Oct 14, 20261SC
EXPRESS LOGISTICS SERVICES INC1375017Mar 26, 2024Mar 26, 20241NC
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.
P921630SC1S4 TRUCKING & HAULING LLCOct 14, 2026 → Oct 14, 20261
NV3904NC—EXPRESS LOGISTICS SERVICES INCMar 26, 2024 → Mar 26, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC