Equipment unit · VIN-decoded · NHTSA vPIC

1998 Peterbilt 379

1XP5DR9X1WD454997 · Truck-Tractor · TRUCK
Carriers run under2
15 mo
Inspections3
all-time
OOS inspections2
of 3
First seenApr 10, 2025
TX
Last seenJul 10, 2026
TX
Inspected under 2 different carriers in 15 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
1XP5DR9X1WD454997
Make
Peterbilt
Model
379
Model year
1998
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 · Apr 10, 2025 – Jul 10, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 10, 2026TXII · Walk-around8OOSJOEL DIAZ XPRESS LLC 38481301N44098/TX
Oct 10, 2025TXII · Walk-around1—JOEL DIAZ XPRESS LLC 384813087M386N/TX
Apr 10, 2025TXII · Walk-around9OOSJESSE RAMIREZ JR 437618881P068N/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOEL DIAZ XPRESS LLC3848130Oct 10, 2025Jul 10, 20262TX
JESSE RAMIREZ JR4376188Apr 10, 2025Apr 10, 20251TX
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.
1N44098TX1JOEL DIAZ XPRESS LLCJul 10, 2026 → Jul 10, 20261
87M386NTX—JOEL DIAZ XPRESS LLCOct 10, 2025 → Oct 10, 20251
81P068NTX—JESSE RAMIREZ JRApr 10, 2025 → Apr 10, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026
1998 Peterbilt 379 — VIN 1XP5DR9X1WD454997