Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBDP9X2GD351631 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections6
all-time
OOS inspections3
of 6
First seenJun 29, 2023
WA
Last seenJan 22, 2026
WA
Inspected under 2 different carriers in 31 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
1XPBDP9X2GD351631
Make
Peterbilt
Model
579
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 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 · Jun 29, 2023 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026WAII · Walk-around0—WESTAR TRUCKING INC 1430515D42203H/WA
Nov 10, 2025WAI · Full7OOSWESTAR TRUCKING INC 1430515D42203H/WA
Mar 8, 2024CAI · Full0—FJ TRANSPORT LLC 366971295457RP/WA
Mar 8, 2024CAI · Full1OOSFJ TRANSPORT LLC 366971295457RP/WA
Oct 4, 2023WAIII · Driver-only0—FJ TRANSPORT LLC 3669712D89008C/WA
Jun 29, 2023WAIII · Driver-only1OOSFJ TRANSPORT LLC 366971295457RP/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTAR TRUCKING INC1430515Nov 10, 2025Jan 22, 20262WA
FJ TRANSPORT LLC3669712Jun 29, 2023Mar 8, 20244WA
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.
D42203HWA—WESTAR TRUCKING INCNov 10, 2025 → Jan 22, 20262
95457RPWA—FJ TRANSPORT LLCJun 29, 2023 → Mar 8, 20243
D89008CWA—FJ TRANSPORT LLCOct 4, 2023 → Oct 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026