Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X4PD816781 · Truck-Tractor · TRUCK
Carriers run under2
25 mo
Inspections5
all-time
OOS inspections1
of 5
First seen11/09/2023
TN
Last seen12/31/2025
LA
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
1XPBD49X4PD816781
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
06/28/2026
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 · 11/09/2023 – 12/31/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
12/31/2025LAIII · Driver-only0—FLORIS LOGISTICS INC 3488371AN01511/AZ
12/04/2025NMII · Walk-around2OOSFLORIS LOGISTICS INC 3488371AN01511/AZ
08/31/2025LAIII · Driver-only0—FLORIS LOGISTICS INC 3488371AN01511/AZ
07/18/2025MSII · Walk-around0—FLORIS LOGISTICS INC 3488371AN01511/AZ
11/09/2023TNIII · Driver-only0—CHRISTENSON TRANSPORTATION INC 57656893KS7V/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FLORIS LOGISTICS INC348837107/18/202512/31/20254AZ
CHRISTENSON TRANSPORTATION INC57656811/09/202311/09/20231MO
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.
AN01511AZ—FLORIS LOGISTICS INC07/18/2025 → 12/31/20254
93KS7VMO—CHRISTENSON TRANSPORTATION INC11/09/2023 → 11/09/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/28/2026