Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBDP9X9RD689031 · Truck-Tractor · TRUCK
Carriers run under2
10 mo
Inspections4
all-time
OOS inspections0
of 4
First seen09/13/2024
CO
Last seen07/07/2025
CO
Inspected under 2 different carriers in 10 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
1XPBDP9X9RD689031
Make
Peterbilt
Model
579
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
07/12/2026
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 · 09/13/2024 – 07/07/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
07/07/2025COIII · Driver-only1—UNITED FOOD SERVICE INC 132048AM23837/AZ
11/29/2024NMIII · Driver-only1—UNITED FOOD SERVICE INC 132048AM23837/AZ
10/11/2024COII · Walk-around1—SHAMROCK FOODS COMPANY 54336AM23837/AZ
09/13/2024COIII · Driver-only1—UNITED FOOD SERVICE INC 132048AM23837/AZ
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITED FOOD SERVICE INC13204809/13/202407/07/20253CO
SHAMROCK FOODS COMPANY5433610/11/202410/11/20241AZ
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.
AM23837AZ—UNITED FOOD SERVICE INC09/13/2024 → 07/07/20253
AM23837AZ—SHAMROCK FOODS COMPANY10/11/2024 → 10/11/20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026