Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBDP9X3SD739332 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections14
all-time
OOS inspections1
of 14
First seen07/08/2024
NM
Last seen06/23/2026
CA
Inspected under 2 different carriers in 23 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
1XPBDP9X3SD739332
Make
Peterbilt
Model
579
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/16/2026
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 · 07/08/2024 – 06/23/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
06/23/2026CAI · Full0—ACO LOGISTICS LLC 3842721AN00526/AZ
06/10/2026UTIII · Driver-only0—ACO LOGISTICS LLC 3842721AN00526/AZ
05/21/2026KSIII · Driver-only0—ACO LOGISTICS LLC 3842721AN00526/AZ
02/09/2026NMII · Walk-around0—SOUTHERLAND TRANSPORT INC 912915AN00526/AZ
01/26/2026NMII · Walk-around0—SOUTHERLAND TRANSPORT INC 912915AN00526/AZ
01/09/2026AZII · Walk-around1OOSSOUTHERLAND TRANSPORT INC 912915AN00526/AZ
06/16/2025NMII · Walk-around0—SOUTHERLAND TRANSPORT INC 912915AN00526/AZ
03/31/2025NMII · Walk-around0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
03/24/2025NMIII · Driver-only0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
03/03/2025NMIII · Driver-only0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
02/17/2025NMIII · Driver-only0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
12/03/2024CAII · Walk-around1—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
08/12/2024NMI · Full0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
07/08/2024NMIII · Driver-only0—SOUTHERLAND TRANSPORT INC 912915AM55484/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ACO LOGISTICS LLC384272105/21/202606/23/20263AZ
SOUTHERLAND TRANSPORT INC91291507/08/202402/09/202611TN
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.
AN00526AZ1ACO LOGISTICS LLC05/21/2026 → 06/23/20263
AN00526AZ—SOUTHERLAND TRANSPORT INC06/16/2025 → 02/09/20264
AM55484AZ—SOUTHERLAND TRANSPORT INC07/08/2024 → 03/31/20257
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/16/2026