Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X4PD821223 · Truck-Tractor · TRUCK
Carriers run under1
27 mo
Inspections10
all-time
OOS inspections0
of 10
First seen11/14/2023
MT
Last seen02/10/2026
MT
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBDP9X4PD821223
Make
Peterbilt
Model
579
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/18/2026
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 · 11/14/2023 – 02/10/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
02/10/2026MTIII · Driver-only0—WSL INC 1951973Z082645/UT
11/04/2025MTIII · Driver-only0—WSL INC 1951973Z082645/UT
03/31/2025MTI · Full0—WSL INC 1951973Z082645/UT
03/11/2025MTII · Walk-around0—WSL INC 1951973Z082645/UT
11/05/2024MTIII · Driver-only0—WSL INC 1951973Z082645/UT
07/09/2024MTIII · Driver-only0—WSL INC 1951973Z082645/UT
06/04/2024MTIII · Driver-only0—WSL INC 1951973Z082645/UT
02/13/2024MTIII · Driver-only1—WSL INC 1951973Z082645/UT
01/23/2024MTIII · Driver-only0—WSL INC 1951973Z082645/UT
11/14/2023MTII · Walk-around0—WSL INC 1951973Z082645/UT
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WSL INC195197311/14/202302/10/202610WA
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.
Z082645UT—WSL INC11/14/2023 → 02/10/202610
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/18/2026