Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBDP9X4ED199302 · Truck-Tractor · TRUCK
Carriers run under3
19 mo
Inspections3
all-time
OOS inspections1
of 3
First seenJul 19, 2024
NE
Last seenFeb 4, 2026
NE
Inspected under 3 different carriers in 19 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
1XPBDP9X4ED199302
Make
Peterbilt
Model
579
Model year
2014
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 · Jul 19, 2024 – Feb 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 4, 2026NEIII · Driver-only1—SUNWELD TRANSPORTATION LLC 4522411FZ0704/IA
Oct 17, 2024KSIII · Driver-only5OOSPAY IT FORWARD TRUCKING LLC 1734621FZ0704/IA
Jul 19, 2024NEIII · Driver-only2—MILLER FAMILY TRUCKING LLC 2263048FY2171/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SUNWELD TRANSPORTATION LLC4522411Feb 4, 2026Feb 4, 20261IA
PAY IT FORWARD TRUCKING LLC1734621Oct 17, 2024Oct 17, 20241IA
MILLER FAMILY TRUCKING LLC2263048Jul 19, 2024Jul 19, 20241IA
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.
FZ0704IA—SUNWELD TRANSPORTATION LLCFeb 4, 2026 → Feb 4, 20261
FZ0704IA—PAY IT FORWARD TRUCKING LLCOct 17, 2024 → Oct 17, 20241
FY2171IA—MILLER FAMILY TRUCKING LLCJul 19, 2024 → Jul 19, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026