Equipment unit · VIN-decoded · NHTSA vPIC

Peterbilt 389

1NPXGGGG60D617586 · Incomplete - Glider · INCOMPLETE VEHICLE
Carriers run under2
38 mo
Inspections7
all-time
OOS inspections1
of 7
First seenJun 21, 2023
GA
Last seenAug 30, 2026
AR
Inspected under 2 different carriers in 38 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

VIN
1NPXGGGG60D617586
Make
Peterbilt
Model
389
Model year
—
Body class
Incomplete - Glider
Vehicle type
INCOMPLETE VEHICLE
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
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
XGGGG

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
Not established

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

North American serial sequence
617586

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 · 4,012 decoded VINs at 100.0% prefix purity.

Model
389

Prefix basis · 4,012 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.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
389

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Glider

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model year
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 21, 2023 – Aug 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 30, 2026ARIII · Driver-only0—PREFERRED TANK LINES LLC 2316473P288182/LA
Jul 5, 2026TXII · Walk-around1—PREFERRED TANK LINES LLC 2316473P288182/LA
Jun 2, 2026SCIII · Driver-only2—PREFERRED MATERIALS INC 1072241P288182/LA
Nov 17, 2024TXI · Full4OOSPREFERRED MATERIALS INC 1072241P252958/LA
Apr 18, 2024LAIII · Driver-only0—PREFERRED MATERIALS INC 1072241P252958/LA
Sep 10, 2023ARIII · Driver-only1—PREFERRED MATERIALS INC 1072241P252958/LA
Jun 21, 2023GAIII · Driver-only1—PREFERRED MATERIALS INC 1072241P252958/LA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
PREFERRED TANK LINES LLC2316473Jul 5, 2026Aug 30, 20262LA
PREFERRED MATERIALS INC1072241Jun 21, 2023Jun 2, 20265LA
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.
P288182LA1PREFERRED TANK LINES LLCJul 5, 2026 → Aug 30, 20262
P288182LA—PREFERRED MATERIALS INCJun 2, 2026 → Jun 2, 20261
P252958LA—PREFERRED MATERIALS INCJun 21, 2023 → Nov 17, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026