Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDP9X1JD483707 · Truck-Tractor · TRUCK
Carriers run under2
18 mo
Inspections5
all-time
OOS inspections0
of 5
First seenNov 17, 2023
UT
Last seenMay 12, 2025
TX
Inspected under 2 different carriers in 18 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
1XPBDP9X1JD483707
Make
Peterbilt
Model
579
Model year
2018
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 29, 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 17, 2023 – May 12, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 12, 2025TXII · Walk-around2—MATTHEW LEO SADLER 2290854R761388/TX
May 5, 2025TXII · Walk-around1—MATTHEW LEO SADLER 2290854R761388/TX
Feb 7, 2025TXII · Walk-around2—MATTHEW LEO SADLER 22908541M81471/TX
Mar 3, 2024TXII · Walk-around0—1089 TRUCKING LLC 1942579R673299/TX
Nov 17, 2023UTIII · Driver-only1—1089 TRUCKING LLC 1942579R673299/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MATTHEW LEO SADLER2290854Feb 7, 2025May 12, 20253TX
1089 TRUCKING LLC1942579Nov 17, 2023Mar 3, 20242TX
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.
R761388TX—MATTHEW LEO SADLERMay 5, 2025 → May 12, 20252
1M81471TX—MATTHEW LEO SADLERFeb 7, 2025 → Feb 7, 20251
R673299TX—1089 TRUCKING LLCNov 17, 2023 → Mar 3, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026