Equipment unit · VIN-decoded · NHTSA vPIC

1NKZX4TX3NR123957

Not yet decoded
Carriers run under1
15 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMar 3, 2025
PA
Last seenJun 23, 2026
PA
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
ZX4TX

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
123957

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 · 2,638 decoded VINs at 100.0% prefix purity.

Model
T880

Prefix basis · 2,638 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 3, 2025 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026PAIII · Driver-only1DAVID MATTHEW ROLL OFFS LLC 2059146ZXD7630/PA
Mar 3, 2025PAII · Walk-around1OOSDAVID MATTHEW ROLL OFFS LLC 2059146ZXD7639/PA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DAVID MATTHEW ROLL OFFS LLC2059146Mar 3, 2025Jun 23, 20262PA
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.
ZXD7630PA1DAVID MATTHEW ROLL OFFS LLCJun 23, 2026Jun 23, 20261
ZXD7639PADAVID MATTHEW ROLL OFFS LLCMar 3, 2025Mar 3, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC