Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBD49X4SD731237 · Truck-Tractor · TRUCK
Carriers run under1
17 mo
Inspections5
all-time
OOS inspections0
of 5
First seen11/08/2024
TN
Last seen04/13/2026
TN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X4SD731237
Make
Peterbilt
Model
579
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
06/28/2026
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 · 11/08/2024 – 04/13/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
04/13/2026TNIII · Driver-only0—UNIVERSAL DEDICATED OF SMYRNA TN LLC 32210803936212/IN
11/19/2025TNI · Full0—UNIVERSAL DEDICATED OF SMYRNA TN LLC 32210802668353/IN
06/05/2025TNI · Full0—UNIVERSAL DEDICATED OF SMYRNA TN LLC 32210802668353/IN
01/23/2025TNIII · Driver-only0—UNIVERSAL DEDICATED OF SMYRNA TN LLC 32210802668353/IN
11/08/2024TNIII · Driver-only0—UNIVERSAL DEDICATED OF SMYRNA TN LLC 32210802668353/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNIVERSAL DEDICATED OF SMYRNA TN LLC322108011/08/202404/13/20265MI
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.
3936212IN—UNIVERSAL DEDICATED OF SMYRNA TN LLC04/13/2026 → 04/13/20261
2668353IN—UNIVERSAL DEDICATED OF SMYRNA TN LLC11/08/2024 → 11/19/20254
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 06/28/2026