Equipment unit · VIN-decoded · NHTSA vPIC

2015 Peterbilt 579

1NPBL79X5FD257853 · Truck · INCOMPLETE VEHICLE
Carriers run under2
13 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJul 19, 2024
CA
Last seenAug 21, 2025
CA
Inspected under 2 different carriers in 13 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
1NPBL79X5FD257853
Make
Peterbilt
Model
579
Model year
2015
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 7, 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 · Jul 19, 2024 – Aug 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 21, 2025CAIII · Driver-only0—TOP FUEL TRANSPORT LLC 330556734787C2/CA
Mar 20, 2025CAI · Full3—CHALLENGER TANK LINES INC 87394834787C2/CA
Jan 6, 2025CAII · Walk-around1—CHALLENGER TANK LINES INC 87394834787C2/CA
Jul 19, 2024CAII · Walk-around0—CHALLENGER TANK LINES INC 87394834787C2/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TOP FUEL TRANSPORT LLC3305567Aug 21, 2025Aug 21, 20251CA
CHALLENGER TANK LINES INC873948Jul 19, 2024Mar 20, 20253CA
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.
34787C2CA—TOP FUEL TRANSPORT LLCAug 21, 2025 → Aug 21, 20251
34787C2CA—CHALLENGER TANK LINES INCJul 19, 2024 → Mar 20, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026