Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X0MD738897 · Truck-Tractor · TRUCK
Carriers run under3
37 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJun 15, 2023
NC
Last seenJul 29, 2026
NC
Inspected under 3 different carriers in 37 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
1XPBD49X0MD738897
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
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 · Jun 15, 2023 – Jul 29, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 29, 2026NCIII · Driver-only0—XLM FREIGHT LLC 4540824DD7504/NC
Jun 4, 2026NCI · Full0—ASM ENTERPRISE LLC 4356406DD7504/NC
Jun 15, 2023NCI · Full0—CENTRAL TRANSPORT LLC 6611732790982/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
XLM FREIGHT LLC4540824Jul 29, 2026Jul 29, 20261NC
ASM ENTERPRISE LLC4356406Jun 4, 2026Jun 4, 20261NC
CENTRAL TRANSPORT LLC661173Jun 15, 2023Jun 15, 20231MI
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.
DD7504NC1XLM FREIGHT LLCJul 29, 2026 → Jul 29, 20261
DD7504NC—ASM ENTERPRISE LLCJun 4, 2026 → Jun 4, 20261
2790982IN—CENTRAL TRANSPORT LLCJun 15, 2023 → Jun 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026