Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBD49X8JD485176 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections14
all-time
OOS inspections2
of 14
First seen09/27/2023
TX
Last seen06/17/2026
CA
Inspected under 2 different carriers in 33 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
1XPBD49X8JD485176
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/17/2026
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 · 09/27/2023 – 06/17/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
06/17/2026CAIII · Driver-only1—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
06/16/2026CAI · Full9OOSGUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
05/11/2026USIII · Driver-only0—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
04/23/2026USIII · Driver-only1—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
12/01/2025CAII · Walk-around1—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
11/14/2025USIII · Driver-only1—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
11/10/2025CAI · Full2—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
06/25/2025CAIII · Driver-only0—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
05/08/2025CAI · Full1—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
11/28/2024CAI · Full0—GUADALUPE DE JESUS LOPEZ SALMON 21453409H03764/CA
03/29/2024LAIII · Driver-only2—ROYAL FREIGHT LP 959806R6348HY/TN
11/09/2023TXII · Walk-around1OOSROYAL FREIGHT LP 959806R6348HY/TN
09/28/2023LAIII · Driver-only1—ROYAL FREIGHT LP 959806R6348HY/TN
09/27/2023TXII · Walk-around1—ROYAL FREIGHT LP 959806R63484HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
GUADALUPE DE JESUS LOPEZ SALMON214534011/28/202406/17/202610BN
ROYAL FREIGHT LP95980609/27/202303/29/20244TX
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.
9H03764CA1GUADALUPE DE JESUS LOPEZ SALMON11/28/2024 → 06/17/202610
R6348HYTN—ROYAL FREIGHT LP09/28/2023 → 03/29/20243
R63484HYTN—ROYAL FREIGHT LP09/27/2023 → 09/27/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/17/2026