Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X3ND770311 · Truck-Tractor · TRUCK
Carriers run under3
36 mo
Inspections5
all-time
OOS inspections0
of 5
First seenSep 6, 2023
NM
Last seenSep 22, 2026
TX
Inspected under 3 different carriers in 36 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
1XPBD49X3ND770311
Make
Peterbilt
Model
579
Model year
2022
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 12, 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
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1992 or 2022

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

North American serial sequence
770311

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 · Sep 6, 2023 – Sep 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 22, 2026TXII · Walk-around1—RO-CEO LLC 42591061P06202/TX
Sep 2, 2025ILIII · Driver-only0—SPAREC INC 373669RC49721/MI
Jul 30, 2025OHIII · Driver-only0—SPAREC INC 373669RC49721/TN
Mar 27, 2024KSIII · Driver-only0—K D TRANSPORT LLC 669446M6286HY/TN
Sep 6, 2023NMII · Walk-around0—K D TRANSPORT LLC 669446M6286HY/TN
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RO-CEO LLC4259106Sep 22, 2026Sep 22, 20261TX
SPAREC INC373669Jul 30, 2025Sep 2, 20252MI
K D TRANSPORT LLC669446Sep 6, 2023Mar 27, 20242TN
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.
1P06202TX1RO-CEO LLCSep 22, 2026 → Sep 22, 20261
RC49721MI—SPAREC INCSep 2, 2025 → Sep 2, 20251
RC49721TN—SPAREC INCJul 30, 2025 → Jul 30, 20251
M6286HYTN—K D TRANSPORT LLCSep 6, 2023 → Mar 27, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026