Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBDP9X4RD666014 · Truck-Tractor · TRUCK
Carriers run under2
24 mo
Inspections4
all-time
OOS inspections0
of 4
First seen01/24/2024
CA
Last seen01/28/2026
CA
Inspected under 2 different carriers in 24 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
1XPBDP9X4RD666014
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 · 01/24/2024 – 01/28/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
01/28/2026CAII · Walk-around0—RITCHIE TRUCKING SERVICE HOLDINGS INC 5192349G91457/CA
10/20/2025CAI · Full1—RITCHIE TRUCKING SERVICE HOLDINGS INC 5192349G91457/CA
02/06/2024CAI · Full0—STEVE SCHEIDT INC 26915369G91457/CA
01/24/2024CAIII · Driver-only0—STEVE SCHEIDT INC 26915369G91457/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RITCHIE TRUCKING SERVICE HOLDINGS INC51923410/20/202501/28/20262CA
STEVE SCHEIDT INC269153601/24/202402/06/20242CA
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.
9G91457CA—RITCHIE TRUCKING SERVICE HOLDINGS INC10/20/2025 → 01/28/20262
9G91457CA—STEVE SCHEIDT INC01/24/2024 → 02/06/20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026