Equipment unit · VIN-decoded · NHTSA vPIC

2013 Peterbilt 579

1XPBD49X4DD206620 · Truck-Tractor · TRUCK
Carriers run under1
28 mo
Inspections6
all-time
OOS inspections2
of 6
First seenJan 10, 2024
CA
Last seenMay 13, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X4DD206620
Make
Peterbilt
Model
579
Model year
2013
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
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1983 or 2013

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

North American serial sequence
206620

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
2013

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 · Jan 10, 2024 – May 13, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 13, 2026CAII · Walk-around6OOSJOHNNY I THOMPSON 2684003CHECK62/CA
Feb 5, 2026CAI · Full0JOHNNY I THOMPSON 2684003CHECK62/CA
Nov 4, 2025CAI · Full5OOSJOHNNY I THOMPSON 2684003CHECK62/CA
Nov 13, 2024CAI · Full0JOHNNY I THOMPSON 2684003CHECK62/CA
Oct 30, 2024CAI · Full3JOHNNY I THOMPSON 2684003CHECK62/CA
Jan 10, 2024CAI · Full0JOHNNY I THOMPSON 2684003CHECK62/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOHNNY I THOMPSON2684003Jan 10, 2024May 13, 20266CA
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.
CHECK62CAJOHNNY I THOMPSONJan 10, 2024May 13, 20266
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026