Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X0MD749545 · Truck-Tractor · TRUCK
Carriers run under3
30 mo
Inspections6
all-time
OOS inspections3
of 6
First seenSep 30, 2023
AZ
Last seenMar 1, 2026
AR
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
1XPBDP9X0MD749545
Make
Peterbilt
Model
579
Model year
2021
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 25, 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 30, 2023 – Mar 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Mar 1, 2026ARII · Walk-around4OOSLE LONG TRANSPORT INC 4404430ZP72069/CA
Mar 27, 2025CAI · Full0—LONGLONG TRANSPORTATION INC 3959943YP69506/CA
Mar 27, 2025CAI · Full6OOSLONGLONG TRANSPORTATION INC 3959943YP69506/CA
Mar 25, 2025ARIII · Driver-only0—BRITT TRUCKING LLC 3894482YP69506/CA
Oct 19, 2023NMII · Walk-around3OOSLONGLONG TRANSPORTATION INC 3959943YP69506/CA
Sep 30, 2023AZIII · Driver-only2—LONGLONG TRANSPORTATION INC 3959943YP69506/CA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LE LONG TRANSPORT INC4404430Mar 1, 2026Mar 1, 20261CA
LONGLONG TRANSPORTATION INC3959943Sep 30, 2023Mar 27, 20254CA
BRITT TRUCKING LLC3894482Mar 25, 2025Mar 25, 20251AZ
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.
ZP72069CA—LE LONG TRANSPORT INCMar 1, 2026 → Mar 1, 20261
YP69506CA—LONGLONG TRANSPORTATION INCSep 30, 2023 → Mar 27, 20254
YP69506CA—BRITT TRUCKING LLCMar 25, 2025 → Mar 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 25, 2026
2021 Peterbilt 579 — VIN 1XPBDP9X0MD749545