Equipment unit · VIN-decoded · NHTSA vPIC

2015 Peterbilt 579

1XPBDP9X4FD308326 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections6
all-time
OOS inspections3
of 6
First seen11/23/2023
CA
Last seen07/22/2026
CA
Inspected under 2 different carriers in 32 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
1XPBDP9X4FD308326
Make
Peterbilt
Model
579
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/29/2026
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 · 11/23/2023 – 07/22/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
07/22/2026CAIII · Driver-only3OOSRED SERVICES INC 4035263ZP57674/CA
04/13/2026ILII · Walk-around0—RED SERVICES INC 4035263ZP57674/CA
10/21/2025AZII · Walk-around3OOSRED SERVICES INC 4035263ZP57674/CA
07/23/2025WAII · Walk-around3—RED SERVICES INC 4035263ZP57674/CA
08/11/2024CAI · Full1OOSSIERRA PACIFIC INDUSTRIES 518110RP11189/WA
11/23/2023CAIII · Driver-only0—SIERRA PACIFIC INDUSTRIES 518110RP11189/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RED SERVICES INC403526307/23/202507/22/20264CA
SIERRA PACIFIC INDUSTRIES51811011/23/202308/11/20242CA
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.
ZP57674CA1RED SERVICES INC07/23/2025 → 07/22/20264
RP11189WA—SIERRA PACIFIC INDUSTRIES11/23/2023 → 08/11/20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/29/2026