Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBD49X5RD638382 · Truck-Tractor · TRUCK
Carriers run under3
15 mo
Inspections6
all-time
OOS inspections3
of 6
First seenJun 12, 2024
OK
Last seenSep 8, 2025
MO
Inspected under 3 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
1XPBD49X5RD638382
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 24, 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
5 · valid

Deterministic · position 9; calculated value 5.

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
638382

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 · Jun 12, 2024 – Sep 8, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 8, 2025MOI · Full0TURAN GROUP INC 4252326P1225564/IL
Jul 22, 2025OHII · Walk-around1OOSTURAN GROUP INC 4252326P1225564/IL
Feb 2, 2025AZIII · Driver-only1DAYSPRING LOGISTICS LLC 2798874P1225564/IL
Oct 23, 2024TNI · Full3OOSSULTAN TRANS INC 2365671P1225564/IL
Oct 7, 2024CAII · Walk-around1OOSSULTAN TRANS INC 2365671P1225564/IL
Jun 12, 2024OKII · Walk-around0SULTAN TRANS INC 2365671P1225564/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
TURAN GROUP INC4252326Jul 22, 2025Sep 8, 20252IL
DAYSPRING LOGISTICS LLC2798874Feb 2, 2025Feb 2, 20251NC
SULTAN TRANS INC2365671Jun 12, 2024Oct 23, 20243OH
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.
P1225564ILTURAN GROUP INCJul 22, 2025Sep 8, 20252
P1225564ILDAYSPRING LOGISTICS LLCFeb 2, 2025Feb 2, 20251
P1225564ILSULTAN TRANS INCJun 12, 2024Oct 23, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026