Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X1PD857210 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJul 18, 2023
CA
Last seenMay 22, 2026
NE
Inspected under 2 different carriers in 34 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
1XPBD49X1PD857210
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
Jun 24, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Jul 18, 2023 – May 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 22, 2026NEIII · Driver-only1—JS GILL TRANSPORT INC 4258994ZP11292/CA
Nov 13, 2025INIII · Driver-only0—JS GILL TRANSPORT INC 4258994ZP11292/CA
Apr 7, 2025SDIII · Driver-only0—JS GILL TRANSPORT INC 4258994YP59979/CA
Jan 17, 2025OKIII · Driver-only1—JS GILL TRANSPORT INC 4258994YP59979/CA
Jul 20, 2023CAI · Full0—WEST TRANSPORT INC 3375860YP59979/CA
Jul 18, 2023CAI · Full2—WEST TRANSPORT INC 3375860YP59979/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JS GILL TRANSPORT INC4258994Jan 17, 2025May 22, 20264CA
WEST TRANSPORT INC3375860Jul 18, 2023Jul 20, 20232CA
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.
ZP11292CA—JS GILL TRANSPORT INCNov 13, 2025 → May 22, 20262
YP59979CA—JS GILL TRANSPORT INCJan 17, 2025 → Apr 7, 20252
YP59979CA—WEST TRANSPORT INCJul 18, 2023 → Jul 20, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026