Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X2PD890654 · Truck-Tractor · TRUCK
Carriers run under4
8 mo
Inspections4
all-time
OOS inspections1
of 4
First seen10/03/2024
CA
Last seen06/13/2025
NV
Inspected under 4 different carriers in 8 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
1XPBDP9X2PD890654
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
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 · 10/03/2024 – 06/13/2025

DateStateLevelViol.OOSCarrier (DOT)Plate
06/13/2025NVIII · Driver-only0—A-1 TRANSPORTATION SERVICES LLC 842022Z084983/UT
04/19/2025CAIII · Driver-only4—RSL TRANSPORT LLC 2568716Z084983/UT
12/27/2024UTIII · Driver-only2OOSCALCO TRANSPORTATION INC 919428Z084983/UT
10/03/2024CAII · Walk-around0—KAISER TRANSPORT INC 637350Z084983/UT
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A-1 TRANSPORTATION SERVICES LLC84202206/13/202506/13/20251UT
RSL TRANSPORT LLC256871604/19/202504/19/20251UT
CALCO TRANSPORTATION INC91942812/27/202412/27/20241UT
KAISER TRANSPORT INC63735010/03/202410/03/20241WI
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.
Z084983UT—A-1 TRANSPORTATION SERVICES LLC06/13/2025 → 06/13/20251
Z084983UT—RSL TRANSPORT LLC04/19/2025 → 04/19/20251
Z084983UT—CALCO TRANSPORTATION INC12/27/2024 → 12/27/20241
Z084983UT—KAISER TRANSPORT INC10/03/2024 → 10/03/20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/12/2026