Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBD49X5LD688173 · Truck-Tractor · TRUCK
Carriers run under2
22 mo
Inspections4
all-time
OOS inspections1
of 4
First seenMar 11, 2024
TX
Last seenJan 22, 2026
TX
Inspected under 2 different carriers in 22 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
1XPBD49X5LD688173
Make
Peterbilt
Model
579
Model year
2020
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 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 · Mar 11, 2024 – Jan 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 22, 2026TXII · Walk-around0—AT EXPRESS LLC 4370435R784194/TX
Dec 9, 2025MTIII · Driver-only2OOSAT EXPRESS LLC 4370435R784194/TX
Sep 14, 2025TXII · Walk-around0—AT EXPRESS LLC 4370435R784194/TX
Mar 11, 2024TXII · Walk-around0—HEITER TRUCK LINE INC 65754FS8914/IA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
AT EXPRESS LLC4370435Sep 14, 2025Jan 22, 20263TX
HEITER TRUCK LINE INC65754Mar 11, 2024Mar 11, 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.
R784194TX—AT EXPRESS LLCSep 14, 2025 → Jan 22, 20263
FS8914IA—HEITER TRUCK LINE INCMar 11, 2024 → Mar 11, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026