Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X0PD855903 · Truck-Tractor · TRUCK
Carriers run under2
27 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJun 16, 2023
CA
Last seenSep 25, 2025
ND
Inspected under 2 different carriers in 27 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
1XPBD49X0PD855903
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 28, 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 · Jun 16, 2023 – Sep 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 25, 2025NDIII · Driver-only0—TMZ TRANSPORT SOLUTIONS LLC 2885164RP01102/WA
Aug 5, 2025MTII · Walk-around0—UNITED PARCEL SERVICE INC 21800RP01102/WA
Apr 9, 2025SDIII · Driver-only0—TMZ TRANSPORT SOLUTIONS LLC 2885164RP01102/WA
Jun 14, 2024ORIII · Driver-only0—TMZ TRANSPORT SOLUTIONS LLC 2885164RP01102/WA
Jun 16, 2023CAIII · Driver-only1—TMZ TRANSPORT SOLUTIONS LLC 2885164RP01102/WA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TMZ TRANSPORT SOLUTIONS LLC2885164Jun 16, 2023Sep 25, 20254WA
UNITED PARCEL SERVICE INC21800Aug 5, 2025Aug 5, 20251GA
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.
RP01102WA—TMZ TRANSPORT SOLUTIONS LLCJun 16, 2023 → Sep 25, 20254
RP01102WA—UNITED PARCEL SERVICE INCAug 5, 2025 → Aug 5, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026