Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X5MD735459 · Truck-Tractor · TRUCK
Carriers run under2
10 mo
Inspections8
all-time
OOS inspections4
of 8
First seenSep 19, 2025
CA
Last seenJul 21, 2026
KY
Inspected under 2 different carriers in 10 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
1XPBD49X5MD735459
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
Jun 24, 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 · Sep 19, 2025 – Jul 21, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 21, 2026KYII · Walk-around1OOSTRANZIFY CORP 4515303XE847I/FL
Jul 21, 2026KYII · Walk-around1OOSTRANZIFY CORP 4515303XE847I/FL
May 21, 2026WAIII · Driver-only0—PREMIUM CARGO LLC 3086830XE847I/FL
Apr 1, 2026WAI · Full6OOSPREMIUM CARGO LLC 3086830XE847I/FL
Apr 1, 2026WAI · Full6OOSPREMIUM CARGO LLC 3086830XE847I/FL
Dec 10, 2025UTII · Walk-around1—PREMIUM CARGO LLC 3086830XE847I/FL
Oct 6, 2025WAIII · Driver-only2—PREMIUM CARGO LLC 3086830XE847I/FL
Sep 19, 2025CAII · Walk-around1—PREMIUM CARGO LLC 3086830XE847I/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TRANZIFY CORP4515303Jul 21, 2026Jul 21, 20262FL
PREMIUM CARGO LLC3086830Sep 19, 2025May 21, 20266IL
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.
XE847IFL1TRANZIFY CORPJul 21, 2026 → Jul 21, 20262
XE847IFL1PREMIUM CARGO LLCSep 19, 2025 → May 21, 20266
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026