Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBD49X0ED244668 · Truck-Tractor · TRUCK
Carriers run under2
39 mo
Inspections9
all-time
OOS inspections1
of 9
First seenJul 19, 2023
MN
Last seenOct 26, 2026
TX
Inspected under 2 different carriers in 39 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
1XPBD49X0ED244668
Make
Peterbilt
Model
579
Model year
2014
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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
1984 or 2014

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

North American serial sequence
244668

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.

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 · Jul 19, 2023 – Oct 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 26, 2026TXII · Walk-around7OOSRILEY EXPRESS LLC 4135370R765088/TX
Mar 6, 2026LAIII · Driver-only1—RILEY EXPRESS LLC 4135370R765088/TX
Jan 29, 2026TXII · Walk-around0—RILEY EXPRESS LLC 4135370R765088/TX
May 21, 2025TXII · Walk-around2—RILEY EXPRESS LLC 4135370R765088/TX
May 9, 2025TXII · Walk-around2—RILEY EXPRESS LLC 4135370R765088/TX
Apr 7, 2025NMIII · Driver-only0—RILEY EXPRESS LLC 4135370R765088/TX
Jan 31, 2025TXII · Walk-around0—CIRCLE T TRANSPORTATION INC 1297191R443600/TX
Dec 19, 2024TXII · Walk-around2—CIRCLE T TRANSPORTATION INC 1297191R443600/TX
Jul 19, 2023MNII · Walk-around3—CIRCLE T TRANSPORTATION INC 1297191R443600/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RILEY EXPRESS LLC4135370Apr 7, 2025Oct 26, 20266TX
CIRCLE T TRANSPORTATION INC1297191Jul 19, 2023Jan 31, 20253TX
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.
R765088TX1RILEY EXPRESS LLCApr 7, 2025 → Oct 26, 20266
R443600TX—CIRCLE T TRANSPORTATION INCJul 19, 2023 → Jan 31, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026