Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 379

1XP5DR9X7PN332771 · Truck-Tractor · TRUCK
Carriers run under2
17 mo
Inspections3
all-time
OOS inspections1
of 3
First seen02/24/2025
KY
Last seen07/02/2026
AL
Inspected under 2 different carriers in 17 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
1XP5DR9X7PN332771
Make
Peterbilt
Model
379
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
07/30/2026
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 · 02/24/2025 – 07/02/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
07/02/2026ALII · Walk-around5OOSTYLER ULANOWSKI 4419486U4988HY/TN
05/11/2026ALIII · Driver-only1—TYLER ULANOWSKI 4419486U4988HY/TN
02/24/2025KYIII · Driver-only0—MCKINNEY AND SONS TRANSFER LLC 1058049U4988HY/TN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TYLER ULANOWSKI441948605/11/202607/02/20262TN
MCKINNEY AND SONS TRANSFER LLC105804902/24/202502/24/20251AL
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.
U4988HYTN1TYLER ULANOWSKI05/11/2026 → 07/02/20262
U4988HYTN—MCKINNEY AND SONS TRANSFER LLC02/24/2025 → 02/24/20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/30/2026