Equipment unit · VIN-decoded · NHTSA vPIC

2004 Peterbilt 379

1XP5DB9X14D829050 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections3
all-time
OOS inspections2
of 3
First seenDec 11, 2023
WA
Last seenJan 26, 2026
PA
Inspected under 2 different carriers in 25 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
1XP5DB9X14D829050
Make
Peterbilt
Model
379
Model year
2004
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 28, 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 · Dec 11, 2023 – Jan 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 26, 2026PAIII · Driver-only4—DANIEL LEE BIRKY 430346486167Z/WI
Jul 6, 2025NDI · Full7OOSDANIEL LEE BIRKY 430346486167Z/WI
Dec 11, 2023WAIII · Driver-only1OOSRALPH EUGENE STEINER 143120313327X/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DANIEL LEE BIRKY4303464Jul 6, 2025Jan 26, 20262WI
RALPH EUGENE STEINER1431203Dec 11, 2023Dec 11, 20231WI
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.
86167ZWI—DANIEL LEE BIRKYJul 6, 2025 → Jan 26, 20262
13327XWI—RALPH EUGENE STEINERDec 11, 2023 → Dec 11, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 28, 2026