Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBDP9X5PD834711 · Truck-Tractor · TRUCK
Carriers run under3
25 mo
Inspections3
all-time
OOS inspections2
of 3
First seenJul 4, 2023
TX
Last seenAug 19, 2025
TX
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
1XPBDP9X5PD834711
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
Jul 31, 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 · Jul 4, 2023 – Aug 19, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 19, 2025TXI · Full1OOSLIBERTY TIRE RECYCLING LLC 15577791N21457/TX
Jan 6, 2025TXI · Full2OOSKEY PERFORMANCE PETROLEUM COMPANY 6518831N21457/TX
Jul 4, 2023TXII · Walk-around4—TRK ENTERPRISES INC 21468831N21457/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LIBERTY TIRE RECYCLING LLC1557779Aug 19, 2025Aug 19, 20251TX
KEY PERFORMANCE PETROLEUM COMPANY651883Jan 6, 2025Jan 6, 20251TX
TRK ENTERPRISES INC2146883Jul 4, 2023Jul 4, 20231WY
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.
1N21457TX—LIBERTY TIRE RECYCLING LLCAug 19, 2025 → Aug 19, 20251
1N21457TX—KEY PERFORMANCE PETROLEUM COMPANYJan 6, 2025 → Jan 6, 20251
1N21457TX—TRK ENTERPRISES INCJul 4, 2023 → Jul 4, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026