Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBD49X7RD639386 · Truck-Tractor · TRUCK
Carriers run under2
15 mo
Inspections10
all-time
OOS inspections1
of 10
First seenFeb 20, 2025
CA
Last seenMay 26, 2026
CA
Inspected under 2 different carriers in 15 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
1XPBD49X7RD639386
Make
Peterbilt
Model
579
Model year
2024
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1994 or 2024

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

North American serial sequence
639386

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
2024

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 · Feb 20, 2025 – May 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 26, 2026CAII · Walk-around0ELEGANT TRANSPORT INC 4076977ZP85573/CA
Mar 3, 2026WAIII · Driver-only3ELEGANT TRANSPORT INC 4076977ZP51918/CA
Oct 1, 2025CAII · Walk-around1FLYING CARRIERS LLC 3343580ZP51918/CA
Sep 8, 2025CAII · Walk-around2OOSFLYING CARRIERS LLC 3343580ZP51918/CA
Aug 22, 2025CAII · Walk-around0FLYING CARRIERS LLC 3343580ZP51918/CA
Jul 1, 2025ORIII · Driver-only1FLYING CARRIERS LLC 3343580ZP51918/CA
Jun 1, 2025CAII · Walk-around1FLYING CARRIERS LLC 3343580ZP51918/CA
May 16, 2025CAII · Walk-around0FLYING CARRIERS LLC 3343580ZP51918/CA
May 7, 2025ORIII · Driver-only2FLYING CARRIERS LLC 3343580ZP51918/CA
Feb 20, 2025CAI · Full0FLYING CARRIERS LLC 3343580ZP51918/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ELEGANT TRANSPORT INC4076977Mar 3, 2026May 26, 20262CA
FLYING CARRIERS LLC3343580Feb 20, 2025Oct 1, 20258CA
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.
ZP85573CAELEGANT TRANSPORT INCMay 26, 2026May 26, 20261
ZP51918CAELEGANT TRANSPORT INCMar 3, 2026Mar 3, 20261
ZP51918CAFLYING CARRIERS LLCFeb 20, 2025Oct 1, 20258
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026