Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X0MD765985 · Truck-Tractor · TRUCK
Carriers run under2
32 mo
Inspections5
all-time
OOS inspections1
of 5
First seenNov 30, 2023
MO
Last seenJul 27, 2026
AZ
Inspected under 2 different carriers in 32 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
1XPBD49X0MD765985
Make
Peterbilt
Model
579
Model year
2021
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 · Nov 30, 2023 – Jul 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 27, 2026AZII · Walk-around12OOSCHATHA TRUCKLINE INC 3800934ZP58388/CA
Jun 16, 2026ILIII · Driver-only0—CHATHA TRUCKLINE INC 3800934ZP58388/CA
May 7, 2026CAII · Walk-around10—CHATHA TRUCKLINE INC 3800934ZP58388/CA
Apr 16, 2025CAI · Full0—CHATHA TRUCKLINE INC 380093412KS6C/MO
Nov 30, 2023MOIII · Driver-only0—CERTIFIED EXPRESS INC 109140612KS6C/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHATHA TRUCKLINE INC3800934Apr 16, 2025Jul 27, 20264CA
CERTIFIED EXPRESS INC1091406Nov 30, 2023Nov 30, 20231MO
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.
ZP58388CA1CHATHA TRUCKLINE INCMay 7, 2026 → Jul 27, 20263
12KS6CMO—CHATHA TRUCKLINE INCApr 16, 2025 → Apr 16, 20251
12KS6CTX—CERTIFIED EXPRESS INCNov 30, 2023 → Nov 30, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026
2021 Peterbilt 579 — VIN 1XPBD49X0MD765985