Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBD49XXRD638197 · Truck-Tractor · TRUCK

Carriers run under2

28 mo

Inspections3

all-time

OOS inspections1

of 3

First seenJan 31, 2024

Last seenMay 27, 2026

Inspected under 2 different carriers in 28 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.

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN: 1XPBD49XXRD638197
Make: Peterbilt
Model: 579
Model year: 2024
Body class: Truck-Tractor
Vehicle type: TRUCK
GVWR: Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at: Jul 30, 2026

vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.

Inspection history

Every roadside inspection of this VIN, newest first · Jan 31, 2024 – May 27, 2026

Date	State	Level	Viol.	OOS	Carrier (DOT)	Plate
May 27, 2026	MT	III · Driver-only	1	—	KST SERVICE INC 2074445	A003852/UT
Feb 5, 2024	NM	II · Walk-around	4	OOS	AA TEMPERATURE CONTROLLED LLC 908846	418436/NE
Jan 31, 2024	CO	III · Driver-only	1	—	AA TEMPERATURE CONTROLLED LLC 908846	418436/NE

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

Carrier	DOT	First seen	Last seen	Insp.	State
KST SERVICE INC	2074445	May 27, 2026	May 27, 2026	1	UT
AA TEMPERATURE CONTROLLED LLC	908846	Jan 31, 2024	Feb 5, 2024	2	NE

Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.

Plate & unit-number history

The same truck under different plate registrations across carriers

Plate	State / prov.	Unit no.	Carrier	Date range	Insp.
A003852	UT	—	KST SERVICE INC	May 27, 2026 → May 27, 2026	1
418436	NE	—	AA TEMPERATURE CONTROLLED LLC	Jan 31, 2024 → Feb 5, 2024	2

Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026