Equipment unit · VIN-decoded · NHTSA vPIC

2016 Peterbilt 579

1XPBD49X9GD306748 · Truck-Tractor · TRUCK
Carriers run under2
30 mo
Inspections9
all-time
OOS inspections1
of 9
First seenJan 6, 2024
UT
Last seenJul 9, 2026
OR
Inspected under 2 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
1XPBD49X9GD306748
Make
Peterbilt
Model
579
Model year
2016
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 21, 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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
BD49X

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1986 or 2016

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

North American serial sequence
306748

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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
2016

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
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Jan 6, 2024 – Jul 9, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 9, 2026ORI · Full1ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
May 11, 2026WAII · Walk-around3OOSATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Apr 16, 2026MTII · Walk-around0ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Nov 11, 2025WAII · Walk-around0ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Oct 21, 2025CAI · Full0ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Jun 8, 2025CAII · Walk-around0ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Jun 6, 2024WAII · Walk-around1ATLANTIC & PACIFIC FREIGHTWAYS INC 381463RP17414/WA
Feb 1, 2024UTI · Full0KASTLE WEST DISTRIBUTING INC 1988638AN22/ID
Jan 6, 2024UTI · Full3KASTLE WEST DISTRIBUTING INC 1988638AN22/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ATLANTIC & PACIFIC FREIGHTWAYS INC381463Jun 6, 2024Jul 9, 20267WA
KASTLE WEST DISTRIBUTING INC1988638Jan 6, 2024Feb 1, 20242WI
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.
RP17414WA1ATLANTIC & PACIFIC FREIGHTWAYS INCJun 6, 2024Jul 9, 20267
AN22IDKASTLE WEST DISTRIBUTING INCJan 6, 2024Feb 1, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026