Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBD49X1LD639181 · Truck-Tractor · TRUCK
Carriers run under2
35 mo
Inspections6
all-time
OOS inspections0
of 6
First seenAug 3, 2023
TN
Last seenJul 9, 2026
TN
Inspected under 2 different carriers in 35 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
1XPBD49X1LD639181
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 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
View sourced platform decode
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 3, 2023 – Jul 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2026TNIII · Driver-only0—UNIVERSITY TRANSPORTATION INC 2544514PXE2582/OH
Mar 13, 2025TNIII · Driver-only0—UNIVERSITY TRANSPORTATION INC 25445141211042/AL
Jan 20, 2025TNI · Full0—UNIVERSITY TRANSPORTATION INC 25445141211042/AL
Apr 11, 2024SCIII · Driver-only0—UNIVERSITY TRANSPORTATION INC 2544514TEMP/AL
Aug 8, 2023ALIII · Driver-only0—PLAN B TRANSPORTATION INC 3254886N2513HY/TN
Aug 3, 2023TNI · Full0—PLAN B TRANSPORTATION INC 3254886N2513HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UNIVERSITY TRANSPORTATION INC2544514Apr 11, 2024Jul 9, 20264AL
PLAN B TRANSPORTATION INC3254886Aug 3, 2023Aug 8, 20232TN
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.
PXE2582OH1UNIVERSITY TRANSPORTATION INCJul 9, 2026 → Jul 9, 20261
1211042AL—UNIVERSITY TRANSPORTATION INCJan 20, 2025 → Mar 13, 20252
TEMPAL—UNIVERSITY TRANSPORTATION INCApr 11, 2024 → Apr 11, 20241
N2513HYTN—PLAN B TRANSPORTATION INCAug 3, 2023 → Aug 8, 20232
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026