Equipment unit · VIN-decoded · NHTSA vPIC

2022 Peterbilt 579

1XPBD49X1ND764846 · Truck-Tractor · TRUCK
Carriers run under3
36 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 10, 2023
CO
Last seenJul 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
1XPBD49X1ND764846
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 17, 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
1 · valid

Deterministic · position 9; calculated value 1.

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
764846

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
2022

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 · Jul 10, 2023 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026TXII · Walk-around0INDEPENDENT FREIGHT OPERATORS GROUP LLC 4383149R829697/TX
Jul 14, 2026TXII · Walk-around0INDEPENDENT FREIGHT OPERATORS GROUP LLC 4383149R829697/TX
Nov 12, 2025NEIII · Driver-only1DAVIES TRUCKING LLC 3937671CDWS23/CO
Feb 22, 2024COII · Walk-around2MILE HI FOODS COMPANY 207578A044623/UT
Jul 10, 2023COIII · Driver-only0MILE HI FOODS COMPANY 207578A044623/UT
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
INDEPENDENT FREIGHT OPERATORS GROUP LLC4383149Jul 14, 2026Jul 22, 20262TX
DAVIES TRUCKING LLC3937671Nov 12, 2025Nov 12, 20251CO
MILE HI FOODS COMPANY207578Jul 10, 2023Feb 22, 20242CO
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.
R829697TX1INDEPENDENT FREIGHT OPERATORS GROUP LLCJul 14, 2026Jul 22, 20262
CDWS23CODAVIES TRUCKING LLCNov 12, 2025Nov 12, 20251
A044623UTMILE HI FOODS COMPANYJul 10, 2023Feb 22, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026