Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBD49X1MD757734 · Truck-Tractor · TRUCK
Carriers run under2
31 mo
Inspections9
all-time
OOS inspections3
of 9
First seenDec 5, 2023
UT
Last seenJul 23, 2026
CA
Inspected under 2 different carriers in 31 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
1XPBD49X1MD757734
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
Jun 21, 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 5, 2023 – Jul 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 23, 2026CAII · Walk-around0—KHM TRANSPORT LLC 4076635ZP53599/CA
Jul 16, 2026AZIII · Driver-only6—KHM TRANSPORT LLC 4076635ZP53599/CA
May 27, 2026AZII · Walk-around2OOSKHM TRANSPORT LLC 4076635ZP53599/CA
Feb 24, 2026CAV · Vehicle-only0—KHM TRANSPORT LLC 4076635ZP53599/CA
Dec 1, 2025NVIII · Driver-only2—KHM TRANSPORT LLC 4076635ZP53599/CA
Oct 14, 2025CAIII · Driver-only3OOSKHM TRANSPORT LLC 4076635ZP53599/CA
Sep 19, 2024COII · Walk-around2—PAUL TERRY TRUCKING COMPANY INC 509609A041673/UT
Apr 4, 2024CAI · Full1OOSPAUL TERRY TRUCKING COMPANY INC 509609A041673/UT
Dec 5, 2023UTIII · Driver-only0—PAUL TERRY TRUCKING COMPANY INC 509609A041673/UT
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
KHM TRANSPORT LLC4076635Oct 14, 2025Jul 23, 20266CA
PAUL TERRY TRUCKING COMPANY INC509609Dec 5, 2023Sep 19, 20243UT
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.
ZP53599CA1KHM TRANSPORT LLCOct 14, 2025 → Jul 23, 20266
A041673UT—PAUL TERRY TRUCKING COMPANY INCDec 5, 2023 → Sep 19, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026