Equipment unit · VIN-decoded · NHTSA vPIC

2004 Peterbilt 379

1NP5DB9XX4N831660 · Truck-Tractor · INCOMPLETE VEHICLE
Carriers run under2
34 mo
Inspections6
all-time
OOS inspections2
of 6
First seenAug 10, 2023
TX
Last seenJun 11, 2026
AR
Inspected under 2 different carriers in 34 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
1NP5DB9XX4N831660
Make
Peterbilt
Model
379
Model year
2004
Body class
Truck-Tractor
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 23, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 10, 2023 – Jun 11, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 11, 2026ARIII · Driver-only1—ARREDONDO CARRIER LLC 4183418R739353/TX
Nov 23, 2025TXII · Walk-around2OOSARREDONDO CARRIER LLC 4183418R739353/TX
Aug 1, 2025TXII · Walk-around3OOSARREDONDO CARRIER LLC 4183418R739353/TX
Oct 18, 2024TXIII · Driver-only2—ARREDONDO CARRIER LLC 4183418R739353/TX
Dec 11, 2023ILIII · Driver-only0—COBRA CARRIER LLC 3135995R550629/TX
Aug 10, 2023TXII · Walk-around0—COBRA CARRIER LLC 3135995R550629/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ARREDONDO CARRIER LLC4183418Oct 18, 2024Jun 11, 20264TX
COBRA CARRIER LLC3135995Aug 10, 2023Dec 11, 20232TX
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.
R739353TX—ARREDONDO CARRIER LLCOct 18, 2024 → Jun 11, 20264
R550629TX—COBRA CARRIER LLCAug 10, 2023 → Dec 11, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026
2004 Peterbilt 379 — VIN 1NP5DB9XX4N831660