Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBA78X9GD348722 · Truck-Tractor · TRUCK
Carriers run under2
9 mo
Inspections4
all-time
OOS inspections0
of 4
First seenAug 29, 2023
CA
Last seenMay 16, 2024
CA
Inspected under 2 different carriers in 9 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
1XPBA78X9GD348722
Make
Peterbilt
Model
579
Model year
2016
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 · Aug 29, 2023 – May 16, 2024

DateStateLevelViol.OOSCarrier (DOT)Plate
May 16, 2024CAI · Full0—MONZON & SON ENTERPRISES INC 2709192YP83409/CA
Jan 19, 2024CAI · Full0—MONZON & SON ENTERPRISES INC 2709192YP83409/CA
Oct 27, 2023CAI · Full0—MONZON & SON ENTERPRISES INC 2709192YP83409/CA
Aug 29, 2023CAI · Full0—KAAK TRUCKING SERVICE INC 3883107YP83409/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MONZON & SON ENTERPRISES INC2709192Oct 27, 2023May 16, 20243CA
KAAK TRUCKING SERVICE INC3883107Aug 29, 2023Aug 29, 20231CA
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.
YP83409CA—MONZON & SON ENTERPRISES INCOct 27, 2023 → May 16, 20243
YP83409CA—KAAK TRUCKING SERVICE INCAug 29, 2023 → Aug 29, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026