Equipment unit · VIN-decoded · NHTSA vPIC

2024 Peterbilt 579

1XPBDP9X5RD679421 · Truck-Tractor · TRUCK
Carriers run under3
27 mo
Inspections8
all-time
OOS inspections2
of 8
First seenMar 7, 2024
UT
Last seenJun 17, 2026
NC
Inspected under 3 different carriers in 27 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
1XPBDP9X5RD679421
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 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
BDP9X

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
679421

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 · 21,366 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 21,366 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 · Mar 7, 2024 – Jun 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 17, 2026NCIII · Driver-only0ROBERT L GAST INC 706981P1286148/IL
Apr 30, 2026INI · Full1ROBERT L GAST INC 706981P1286148/IL
Mar 22, 2026WAII · Walk-around6OOSROBERT L GAST INC 706981P1286148/IL
Jan 10, 2026TNIII · Driver-only1ROBERT L GAST INC 706981P128614/IL
May 10, 2025NMII · Walk-around0CRENA TRANSPORTATION SERVICES LLC 3809748P1286148/IL
Apr 18, 2025CAI · Full3OOSCRENA TRANSPORTATION SERVICES LLC 3809748P1286148/IL
Mar 7, 2025NMII · Walk-around1CRENA TRANSPORTATION SERVICES LLC 3809748TEMP/IL
Mar 7, 2024UTIII · Driver-only1ALPHA LINES LLC 3565586P1156976/IL
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROBERT L GAST INC706981Jan 10, 2026Jun 17, 20264NC
CRENA TRANSPORTATION SERVICES LLC3809748Mar 7, 2025May 10, 20253OH
ALPHA LINES LLC3565586Mar 7, 2024Mar 7, 20241IL
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.
P1286148IL1ROBERT L GAST INCMar 22, 2026Jun 17, 20263
P128614ILROBERT L GAST INCJan 10, 2026Jan 10, 20261
P1286148ILCRENA TRANSPORTATION SERVICES LLCApr 18, 2025May 10, 20252
TEMPILCRENA TRANSPORTATION SERVICES LLCMar 7, 2025Mar 7, 20251
P1156976ILALPHA LINES LLCMar 7, 2024Mar 7, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026