Equipment unit · VIN-decoded · NHTSA vPIC

2006 Peterbilt 379

1NP5LU0X66D664105 · Truck · INCOMPLETE VEHICLE
Carriers run under2
28 mo
Inspections3
all-time
OOS inspections0
of 3
First seenDec 18, 2023
TX
Last seenApr 13, 2026
TX
Inspected under 2 different carriers in 28 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
1NP5LU0X66D664105
Make
Peterbilt
Model
379
Model year
2006
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
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
5LU0X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
2006 or 2036

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

North American serial sequence
664105

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 · 66 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 66 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
2006

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
Truck

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

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 · Dec 18, 2023 – Apr 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 13, 2026TXII · Walk-around2GMG TEX TRUCKING LLC 429725839U691N/TX
Nov 12, 2024TXI · Full6GMG TEX TRUCKING LLC 4297258RYX0315/TX
Dec 18, 2023TXI · Full5RED TRUCKING LLC 1947898RYX0315/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GMG TEX TRUCKING LLC4297258Nov 12, 2024Apr 13, 20262TX
RED TRUCKING LLC1947898Dec 18, 2023Dec 18, 20231TX
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.
39U691NTXGMG TEX TRUCKING LLCApr 13, 2026Apr 13, 20261
RYX0315TXGMG TEX TRUCKING LLCNov 12, 2024Nov 12, 20241
RYX0315TXRED TRUCKING LLCDec 18, 2023Dec 18, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026