Equipment unit · VIN-decoded · NHTSA vPIC

2021 Peterbilt 579

1XPBDP9X2MD735856 · Truck-Tractor · TRUCK
Carriers run under3
30 mo
Inspections5
all-time
OOS inspections1
of 5
First seenOct 23, 2023
MS
Last seenApr 8, 2026
CA
Inspected under 3 different carriers in 30 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
1XPBDP9X2MD735856
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 29, 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 · Oct 23, 2023 – Apr 8, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 8, 2026CAII · Walk-around1—ESTEBAN MENDEZ 3052989ZP46811/CA
Mar 18, 2026CAI · Full10OOSESTEBAN MENDEZ 3052989ZP46811/CA
Aug 27, 2025NMIII · Driver-only1—ESTEBAN MENDEZ 3052989ZP46811/CA
Jan 30, 2025CAI · Full0—GIRON TRUCKS AND TRANSPORTATION INC 1536616TEMP/CA
Oct 23, 2023MSII · Walk-around0—EW WYLIE LLC 82762212918P/ND
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ESTEBAN MENDEZ3052989Aug 27, 2025Apr 8, 20263CA
GIRON TRUCKS AND TRANSPORTATION INC1536616Jan 30, 2025Jan 30, 20251CA
EW WYLIE LLC827622Oct 23, 2023Oct 23, 20231ND
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.
ZP46811CA—ESTEBAN MENDEZAug 27, 2025 → Apr 8, 20263
TEMPCA—GIRON TRUCKS AND TRANSPORTATION INCJan 30, 2025 → Jan 30, 20251
12918PND—EW WYLIE LLCOct 23, 2023 → Oct 23, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 29, 2026