Equipment unit · VIN-decoded · NHTSA vPIC

1NKDX4TX5FR459914

Not yet decoded
T800
Carriers run under1
10 mo
Inspections2
all-time
OOS inspections1
of 2
First seenSep 30, 2024
CO
Last seenJul 7, 2025
CO
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
DX4TX

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

Model year candidates
1985 or 2015

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

North American serial sequence
459914

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 · 453 decoded VINs at 95.8% prefix purity.

Model
T8 Series

Prefix basis · 453 decoded VINs at 95.8% prefix purity.

Model line
T800

Sourced label · prefix basis 453 decoded VINs at 95.8% prefix purity.

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

  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 30, 2024 – Jul 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 7, 2025COIII · Driver-only0OLDCASTLE SW GROUP INC 323837226XFK/CO
Sep 30, 2024COIII · Driver-only1OOSOLDCASTLE SW GROUP INC 323837226XFK/CO
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
OLDCASTLE SW GROUP INC323837Sep 30, 2024Jul 7, 20252CO
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.
226XFKCOOLDCASTLE SW GROUP INCSep 30, 2024Jul 7, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC