Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X7PD871127 · Truck-Tractor · TRUCK
Carriers run under3
25 mo
Inspections9
all-time
OOS inspections0
of 9
First seen12/20/2023
OR
Last seen01/23/2026
CA
Inspected under 3 different carriers in 25 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
1XPBD49X7PD871127
Make
Peterbilt
Model
579
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/19/2026
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 · 12/20/2023 – 01/23/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
01/23/2026CAI · Full0—SIERRA GOLD TRUCKING INC 3945815ZP05358/CA
11/20/2025CAII · Walk-around0—SIERRA GOLD TRUCKING INC 3945815ZP05358/CA
08/18/2025INIII · Driver-only1—SIERRA GOLD TRUCKING INC 3945815ZP05358/CA
06/10/2025ILIII · Driver-only0—SIERRA GOLD TRUCKING INC 3945815ZP05358/CA
02/26/2025OKII · Walk-around2—JASWAL COACH INC 3733753ZP05358/CA
02/09/2025CAI · Full0—JASWAL COACH INC 3733753ZP05358/CA
09/25/2024AZIII · Driver-only12—JASWAL COACH INC 3733753ZP05358/CA
01/13/2024NMIII · Driver-only0—EK LOGISTICS LLC 3970953ZP05358/CA
12/20/2023ORIII · Driver-only1—EK LOGISTICS LLC 3970953ZP05358/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SIERRA GOLD TRUCKING INC394581506/10/202501/23/20264CA
JASWAL COACH INC373375309/25/202402/26/20253CA
EK LOGISTICS LLC397095312/20/202301/13/20242TX
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.
ZP05358CA—SIERRA GOLD TRUCKING INC06/10/2025 → 01/23/20264
ZP05358CA—JASWAL COACH INC09/25/2024 → 02/26/20253
ZP05358CA—EK LOGISTICS LLC12/20/2023 → 01/13/20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/19/2026
2023 Peterbilt 579 — VIN 1XPBD49X7PD871127