Equipment unit · VIN-decoded · NHTSA vPIC

2020 Peterbilt 579

1XPBDP9X2LD640793 · Truck-Tractor · TRUCK
Carriers run under2
6 mo
Inspections3
all-time
OOS inspections1
of 3
First seenAug 24, 2025
CT
Last seenFeb 5, 2026
MA
Inspected under 2 different carriers in 6 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
1XPBDP9X2LD640793
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 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 · Aug 24, 2025 – Feb 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 5, 2026MAII · Walk-around6OOSSERP COMPANY LLC 4453125XD755W/FL
Oct 7, 2025CTIII · Driver-only1—MYK TRUCKING INC 2401937XD755W/FL
Aug 24, 2025CTIII · Driver-only3—MYK TRUCKING INC 2401937XD755W/FL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SERP COMPANY LLC4453125Feb 5, 2026Feb 5, 20261FL
MYK TRUCKING INC2401937Aug 24, 2025Oct 7, 20252FL
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.
XD755WFL—SERP COMPANY LLCFeb 5, 2026 → Feb 5, 20261
XD755WFL—MYK TRUCKING INCAug 24, 2025 → Oct 7, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026