Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBD49X0LD679588 · Truck-Tractor · TRUCK
Carriers run under3
30 mo
Inspections8
all-time
OOS inspections1
of 8
First seenSep 15, 2023
NM
Last seenMar 5, 2026
AZ
Inspected under 3 different carriers in 30 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
1XPBD49X0LD679588
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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 · Sep 15, 2023 – Mar 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 5, 2026AZI · Full0—UNITED PETROLEUM TRANSPORTS INC 1850403NL734/OK
Oct 17, 2025AZI · Full0—UNITED PETROLEUM TRANSPORTS INC 185040579RIO/AZ
Oct 8, 2025AZI · Full2OOSUNITED PETROLEUM TRANSPORTS INC 185040579RIO/AZ
Jun 17, 2024AZII · Walk-around3—INTREPID WHOLESALE LLC 2896225IRM4593/NM
May 16, 2024AZI · Full1—INTREPID WHOLESALE LLC 2896225IRM4593/NM
Oct 23, 2023NMIII · Driver-only1—RUSH TRUCK LEASING INC 333690IRM4593/NM
Sep 29, 2023NMII · Walk-around1—INTREPID WHOLESALE LLC 2896225IRM4593/NM
Sep 15, 2023NMII · Walk-around0—RUSH TRUCK LEASING INC 333690IRM4593/NM
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNITED PETROLEUM TRANSPORTS INC185040Oct 8, 2025Mar 5, 20263OK
INTREPID WHOLESALE LLC2896225Sep 29, 2023Jun 17, 20243NM
RUSH TRUCK LEASING INC333690Sep 15, 2023Oct 23, 20232TX
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.
3NL734OK—UNITED PETROLEUM TRANSPORTS INCMar 5, 2026 → Mar 5, 20261
579RIOAZ—UNITED PETROLEUM TRANSPORTS INCOct 8, 2025 → Oct 17, 20252
IRM4593NM—INTREPID WHOLESALE LLCSep 29, 2023 → Jun 17, 20243
IRM4593NM—RUSH TRUCK LEASING INCSep 15, 2023 → Oct 23, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026