Equipment unit · VIN-decoded · NHTSA vPIC

1NPXDP9X8GD308833

Not yet decoded
Carriers run under2
20 mo
Inspections2
all-time
OOS inspections1
of 2
First seenMay 20, 2024
KY
Last seenJan 1, 2026
NC
Inspected under 2 different carriers in 20 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
XDP9X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

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
308833

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 · 306 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 306 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 20, 2024 – Jan 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 1, 2026NCII · Walk-around3OOSSUPREME AUTO TRANSPORT LLC 9129233NB941/OK
May 20, 2024KYIII · Driver-only1NORTH AMERICAN AUTO TRANSPORTATION LLC 318558848KT9E/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUPREME AUTO TRANSPORT LLC912923Jan 1, 2026Jan 1, 20261CO
NORTH AMERICAN AUTO TRANSPORTATION LLC3185588May 20, 2024May 20, 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.
3NB941OKSUPREME AUTO TRANSPORT LLCJan 1, 2026Jan 1, 20261
48KT9EMONORTH AMERICAN AUTO TRANSPORTATION LLCMay 20, 2024May 20, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC