Equipment unit · VIN-decoded · NHTSA vPIC

Peterbilt 579

1NPBGGGG50D448445 · Incomplete - Glider · INCOMPLETE VEHICLE
Carriers run under2
18 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJul 21, 2023
IN
Last seenJan 21, 2025
PA
Inspected under 2 different carriers in 18 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
1NPBGGGG50D448445
Make
Peterbilt
Model
579
Model year
—
Body class
Incomplete - Glider
Vehicle type
INCOMPLETE VEHICLE
GVWR
Not decoded
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 21, 2023 – Jan 21, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 21, 2025PAIII · Driver-only0—J M LEASING CO 841932AF47378/PA
Mar 26, 2024NYII · Walk-around7—BRIGGS TRANSPORT INC 265445AH39212/PA
Aug 23, 2023NYII · Walk-around2—BRIGGS TRANSPORT INC 265445AH39212/PA
Jul 21, 2023INIII · Driver-only1—BRIGGS TRANSPORT INC 265445AH39212/PA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
J M LEASING CO841932Jan 21, 2025Jan 21, 20251PA
BRIGGS TRANSPORT INC265445Jul 21, 2023Mar 26, 20243PA
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.
AF47378PA—J M LEASING COJan 21, 2025 → Jan 21, 20251
AH39212PA—BRIGGS TRANSPORT INCJul 21, 2023 → Mar 26, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 7, 2026