Equipment unit · VIN-decoded · NHTSA vPIC

2023 Peterbilt 579

1XPBD49X4PD861042 · Truck-Tractor · TRUCK
Carriers run under3
25 mo
Inspections12
all-time
OOS inspections3
of 12
First seenDec 6, 2023
TN
Last seenJan 13, 2026
CO
Inspected under 3 different carriers in 25 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
1XPBD49X4PD861042
Make
Peterbilt
Model
579
Model year
2023
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 17, 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 · Dec 6, 2023 – Jan 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 13, 2026COIII · Driver-only0—COLT TRANS LLC 2550510ZP52023/CA
Dec 2, 2025CAI · Full2OOSCOLT TRANS LLC 2550510ZP52023/CA
Aug 19, 2025CAIII · Driver-only0—COLT TRANS LLC 2550510ZP52023/CA
Feb 4, 2025CAII · Walk-around1—COLT TRANS LLC 2550510ZP52023/CA
Jan 13, 2025COIII · Driver-only0—COLT TRANS LLC 2550510ZP52023/CA
Oct 16, 2024MOIII · Driver-only0—ALLIANCE DRIVEAWAY SOLUTIONS INC 2372592DAL7FM/MO
Jul 8, 2024ARIII · Driver-only1—COVENANT TRANSPORT LLC 2738183462328/IN
Mar 22, 2024TNIII · Driver-only1—COVENANT TRANSPORT LLC 2738183462328/IN
Feb 27, 2024TNI · Full1OOSCOVENANT TRANSPORT LLC 2738183462328/IN
Feb 16, 2024TNI · Full0—COVENANT TRANSPORT LLC 2738183462328/UK
Feb 6, 2024TNIII · Driver-only0—COVENANT TRANSPORT LLC 2738183462328/IN
Dec 6, 2023TNI · Full1OOSCOVENANT TRANSPORT LLC 2738183462328/IN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
COLT TRANS LLC2550510Jan 13, 2025Jan 13, 20265CA
ALLIANCE DRIVEAWAY SOLUTIONS INC2372592Oct 16, 2024Oct 16, 20241MO
COVENANT TRANSPORT LLC273818Dec 6, 2023Jul 8, 20246TN
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.
ZP52023CA—COLT TRANS LLCJan 13, 2025 → Jan 13, 20265
DAL7FMMO—ALLIANCE DRIVEAWAY SOLUTIONS INCOct 16, 2024 → Oct 16, 20241
3462328IN—COVENANT TRANSPORT LLCDec 6, 2023 → Jul 8, 20245
3462328UK—COVENANT TRANSPORT LLCFeb 16, 2024 → Feb 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 17, 2026
2023 Peterbilt 579 — VIN 1XPBD49X4PD861042