Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X3MD742914 · Truck-Tractor · TRUCK
Carriers run under2
24 mo
Inspections3
all-time
OOS inspections0
of 3
First seenNov 8, 2023
NC
Last seenNov 7, 2025
GA
Inspected under 2 different carriers in 24 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
1XPBDP9X3MD742914
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 · Nov 8, 2023 – Nov 7, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 7, 2025GAIII · Driver-only1—STL TRANSPORT LLC 2868031QAGWFZF/TN
Jan 20, 2024NCIII · Driver-only0—PAM TRANSPORT INC 1797523108089/IN
Nov 8, 2023NCI · Full0—PAM TRANSPORT INC 1797523108089/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STL TRANSPORT LLC2868031Nov 7, 2025Nov 7, 20251SC
PAM TRANSPORT INC179752Nov 8, 2023Jan 20, 20242AR
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.
QAGWFZFTN—STL TRANSPORT LLCNov 7, 2025 → Nov 7, 20251
3108089IN—PAM TRANSPORT INCNov 8, 2023 → Jan 20, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026