Equipment unit · VIN-decoded · NHTSA vPIC

1NPCL4TX8PD863161

Not yet decoded
Carriers run under2
22 mo
Inspections2
all-time
OOS inspections0
of 2
First seenMay 6, 2024
MO
Last seenMar 19, 2026
MO
Inspected under 2 different carriers in 22 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
CL4TX

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1993 or 2023

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

North American serial sequence
863161

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
PETERBILT

Prefix basis · 67 decoded VINs at 100.0% prefix purity.

Model
567

Prefix basis · 67 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 · May 6, 2024 – Mar 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 19, 2026MOI · Full0WILLIAMS CONSTRUCTION ARKANSAS INC 160478486KT4M/MO
May 6, 2024MOI · Full1J & L CONTRACTING LLC 138032407KS4U/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WILLIAMS CONSTRUCTION ARKANSAS INC1604784Mar 19, 2026Mar 19, 20261MO
J & L CONTRACTING LLC1380324May 6, 2024May 6, 20241MO
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.
86KT4MMOWILLIAMS CONSTRUCTION ARKANSAS INCMar 19, 2026Mar 19, 20261
07KS4UMOJ & L CONTRACTING LLCMay 6, 2024May 6, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC