Equipment unit · VIN-decoded · NHTSA vPIC

Peterbilt 379

1NP5GGGG00D487375 · Incomplete - Glider · INCOMPLETE VEHICLE
Carriers run under3
16 mo
Inspections3
all-time
OOS inspections2
of 3
First seenFeb 29, 2024
TX
Last seenJun 22, 2025
TX
Inspected under 3 different carriers in 16 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
1NP5GGGG00D487375
Make
Peterbilt
Model
379
Model year
Body class
Incomplete - Glider
Vehicle type
INCOMPLETE VEHICLE
GVWR
Not decoded
Decoded at
Jul 26, 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
5GGGG

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
Not established

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

North American serial sequence
487375

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 · 89 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 89 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
379

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 · Feb 29, 2024 – Jun 22, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 22, 2025TXII · Walk-around0JOEL HERNANDEZ CASTILLO 43758621M91321/TX
Nov 20, 2024TXII · Walk-around8OOSSERGIO HERNANDEZ 38952751M91321/TX
Feb 29, 2024TXII · Walk-around8OOSMAX-DAN TRANSPORT & SERVICES LLC 18795801M91321/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOEL HERNANDEZ CASTILLO4375862Jun 22, 2025Jun 22, 20251TX
SERGIO HERNANDEZ3895275Nov 20, 2024Nov 20, 20241TX
MAX-DAN TRANSPORT & SERVICES LLC1879580Feb 29, 2024Feb 29, 20241TX
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.
1M91321TXJOEL HERNANDEZ CASTILLOJun 22, 2025Jun 22, 20251
1M91321TXSERGIO HERNANDEZNov 20, 2024Nov 20, 20241
1M91321TXMAX-DAN TRANSPORT & SERVICES LLCFeb 29, 2024Feb 29, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026