Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X2PD837189 · Truck-Tractor · TRUCK
Carriers run under2
34 mo
Inspections11
all-time
OOS inspections2
of 11
First seenJul 18, 2023
CA
Last seenMay 28, 2026
NV
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
1XPBD49X2PD837189
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 19, 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 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026NVIII · Driver-only0—WEST TRANSPORT INC 3375860ZP11287/CA
Nov 19, 2025CAII · Walk-around2OOSWEST TRANSPORT INC 3375860ZP11287/CA
Aug 25, 2025IAIII · Driver-only4OOSWEST TRANSPORT INC 3375860ZP11287/CA
Mar 19, 2025FLII · Walk-around1—JS GILL TRANSPORT INC 4258994YP7106/CA
Oct 31, 2024ILIII · Driver-only0—JS GILL TRANSPORT INC 4258994YP71062/CA
May 30, 2024CAIII · Driver-only1—WEST TRANSPORT INC 3375860YP71062/CA
Feb 21, 2024CAV · Vehicle-only0—WEST TRANSPORT INC 3375860YP71062/CA
Aug 11, 2023NMII · Walk-around0—WEST TRANSPORT INC 3375860YP71062/CA
Aug 11, 2023NMII · Walk-around0—WEST TRANSPORT INC 3375860YP71062/CA
Aug 11, 2023NMII · Walk-around0—WEST TRANSPORT INC 3375860YP71062/CA
Jul 18, 2023CAII · Walk-around0—WEST TRANSPORT INC 3375860YP71062/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WEST TRANSPORT INC3375860Jul 18, 2023May 28, 20269CA
JS GILL TRANSPORT INC4258994Oct 31, 2024Mar 19, 20252CA
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.
ZP11287CA—WEST TRANSPORT INCAug 25, 2025 → May 28, 20263
YP7106CA—JS GILL TRANSPORT INCMar 19, 2025 → Mar 19, 20251
YP71062CA—JS GILL TRANSPORT INCOct 31, 2024 → Oct 31, 20241
YP71062CA1WEST TRANSPORT INCJul 18, 2023 → May 30, 20246
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026