Equipment unit · VIN-decoded · NHTSA vPIC

1NPXX4EX6ND785429

Not yet decoded
Carriers run under2
23 mo
Inspections2
all-time
OOS inspections0
of 2
First seenApr 5, 2024
KY
Last seenMar 23, 2026
TN
Inspected under 2 different carriers in 23 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
XX4EX

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

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
785429

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 · 763 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 763 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 · Apr 5, 2024 – Mar 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 23, 2026TNIII · Driver-only0TENNESSEE TRUCKING LLC 30843318601H10/TN
Apr 5, 2024KYII · Walk-around0RONALD W POWELL TRUCKING LLC 648227A85840/KY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TENNESSEE TRUCKING LLC3084331Mar 23, 2026Mar 23, 20261TN
RONALD W POWELL TRUCKING LLC648227Apr 5, 2024Apr 5, 20241KY
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.
8601H10TNTENNESSEE TRUCKING LLCMar 23, 2026Mar 23, 20261
A85840KYRONALD W POWELL TRUCKING LLCApr 5, 2024Apr 5, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC