Equipment unit · VIN-decoded · NHTSA vPIC

1999 Peterbilt 379

1XP5DB9X7XN491801 · Truck-Tractor · TRUCK
Carriers run under1
26 mo
Inspections5
all-time
OOS inspections2
of 5
First seen06/28/2023
SD
Last seen08/24/2025
WI
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DB9X7XN491801
Make
Peterbilt
Model
379
Model year
1999
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/28/2026
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 · 06/28/2023 – 08/24/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
08/24/2025WII · Full4OOSDOUBLE D EXPRESS LLC 306516698509X/WI
11/01/2023SDIII · Driver-only0—DOUBLE D EXPRESS LLC 306516698509X/WI
08/01/2023OHIII · Driver-only0—DOUBLE D EXPRESS LLC 306516698509X/WI
07/26/2023IAII · Walk-around3OOSDOUBLE D EXPRESS LLC 306516698509X/WI
06/28/2023SDIII · Driver-only0—DOUBLE D EXPRESS LLC 306516698509X/WI
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DOUBLE D EXPRESS LLC306516606/28/202308/24/20255WI
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.
98509XWI—DOUBLE D EXPRESS LLC06/28/2023 → 08/24/20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/28/2026