Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X5JD484021 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections9
all-time
OOS inspections5
of 9
First seenSep 19, 2023
MT
Last seenJun 12, 2026
WA
Inspected under 2 different carriers in 33 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
1XPBDP9X5JD484021
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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 · Sep 19, 2023 – Jun 12, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 12, 2026WAII · Walk-around2OOSCOBIAN TRANSPORTATION LLC 4238744RP16896/WA
Jun 12, 2026WAII · Walk-around2OOSCOBIAN TRANSPORTATION LLC 4238744RP16896/WA
Mar 20, 2026WAII · Walk-around0—COBIAN TRANSPORTATION LLC 4238744RP16896/WA
Feb 26, 2026WAII · Walk-around5OOSCOBIAN TRANSPORTATION LLC 4238744RP16896/WA
Jan 9, 2026ORIII · Driver-only3—COBIAN TRANSPORTATION LLC 4238744RP16896/WA
Nov 6, 2025ORIII · Driver-only0—COBIAN TRANSPORTATION LLC 4238744RP16896/WA
Dec 10, 2024IDI · Full0—COBIAN TRANSPORTATION LLC 4238744RP16896/WA
Mar 26, 2024WAII · Walk-around1OOSPARAGON TRUCKING LLC 4039811RP06823/WA
Sep 19, 2023MTII · Walk-around3OOSPARAGON TRUCKING LLC 4039811RP06823/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COBIAN TRANSPORTATION LLC4238744Dec 10, 2024Jun 12, 20267WA
PARAGON TRUCKING LLC4039811Sep 19, 2023Mar 26, 20242WA
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.
RP16896WA1COBIAN TRANSPORTATION LLCDec 10, 2024 → Jun 12, 20267
RP06823WA—PARAGON TRUCKING LLCSep 19, 2023 → Mar 26, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026
2018 Peterbilt 579 — VIN 1XPBDP9X5JD484021