Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X3MD742718 · Truck-Tractor · TRUCK
Carriers run under3
31 mo
Inspections3
all-time
OOS inspections0
of 3
First seen08/01/2023
NJ
Last seen03/31/2026
IL
Inspected under 3 different carriers in 31 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
1XPBDP9X3MD742718
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
07/31/2026
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 · 08/01/2023 – 03/31/2026

DateStateLevelViol.OOSCarrier (DOT)Plate
03/31/2026ILIII · Driver-only0—CREDOMAX TRANSPORT INC 3261083TONLY33/TX
05/31/2025INIII · Driver-only1—SKYTELL LLC 3603761R786199/TX
08/01/2023NJI · Full1—PAM TRANSPORT INC 1797523050845/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CREDOMAX TRANSPORT INC326108303/31/202603/31/20261OH
SKYTELL LLC360376105/31/202505/31/20251FL
PAM TRANSPORT INC17975208/01/202308/01/20231AR
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.
TONLY33TX—CREDOMAX TRANSPORT INC03/31/2026 → 03/31/20261
R786199TX—SKYTELL LLC05/31/2025 → 05/31/20251
3050845IN—PAM TRANSPORT INC08/01/2023 → 08/01/20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded 07/31/2026