Equipment unit · VIN-decoded · NHTSA vPIC

2015 Peterbilt 579

1XPBDP9X3FD277571 · Truck-Tractor · TRUCK
Carriers run under2
23 mo
Inspections3
all-time
OOS inspections1
of 3
First seenDec 20, 2023
WI
Last seenNov 5, 2025
WI
Inspected under 2 different carriers in 23 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
1XPBDP9X3FD277571
Make
Peterbilt
Model
579
Model year
2015
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 31, 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 20, 2023 – Nov 5, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 5, 2025WIII · Walk-around8OOSFORRESTER TRANSPORT LLC 1386372TS62390/WI
May 8, 2025WIII · Walk-around3—GRAEF TRUCKING LLC 121060572118Z/WI
Dec 20, 2023WIII · Walk-around1—GRAEF TRUCKING LLC 121060520870X/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
FORRESTER TRANSPORT LLC1386372Nov 5, 2025Nov 5, 20251WI
GRAEF TRUCKING LLC1210605Dec 20, 2023May 8, 20252WI
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.
TS62390WI—FORRESTER TRANSPORT LLCNov 5, 2025 → Nov 5, 20251
72118ZWI—GRAEF TRUCKING LLCMay 8, 2025 → May 8, 20251
20870XWI—GRAEF TRUCKING LLCDec 20, 2023 → Dec 20, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 31, 2026