Equipment unit · VIN-decoded · NHTSA vPIC

Peterbilt 579

1NPBGGGG60D455484 · Incomplete - Glider · INCOMPLETE VEHICLE
Carriers run under2
24 mo
Inspections6
all-time
OOS inspections1
of 6
First seenJun 6, 2024
MT
Last seenJun 30, 2026
OH
Inspected under 2 different carriers in 24 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
1NPBGGGG60D455484
Make
Peterbilt
Model
579
Model year
Body class
Incomplete - Glider
Vehicle type
INCOMPLETE VEHICLE
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BGGGG

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
Not established

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
455484

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
PETERBILT

Prefix basis · 288 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 288 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
579

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Incomplete - Glider

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model year
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jun 6, 2024 – Jun 30, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 30, 2026OHII · Walk-around4D&D HAULERS LLC 446354397815Z/WI
Jan 20, 2026SDIII · Driver-only1ROATCH BROS TRUCKING LLC 334553476572Z/WI
Sep 9, 2025MTIII · Driver-only0ROATCH BROS TRUCKING LLC 334553476572Z/WI
Jan 27, 2025OKII · Walk-around6OOSROATCH BROS TRUCKING LLC 334553476572Z/WI
Oct 30, 2024ARIII · Driver-only0ROATCH BROS TRUCKING LLC 334553476572Z/WI
Jun 6, 2024MTI · Full0ROATCH BROS TRUCKING LLC 334553476572Z/WI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
D&D HAULERS LLC4463543Jun 30, 2026Jun 30, 20261WI
ROATCH BROS TRUCKING LLC3345534Jun 6, 2024Jan 20, 20265WI
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.
97815ZWI1D&D HAULERS LLCJun 30, 2026Jun 30, 20261
76572ZWIROATCH BROS TRUCKING LLCJun 6, 2024Jan 20, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026