Equipment unit · VIN-decoded · NHTSA vPIC

2015 Peterbilt 579

1XPBD49X8FD293134 · Truck-Tractor · TRUCK
Carriers run under1
21 mo
Inspections4
all-time
OOS inspections0
of 4
First seenJul 26, 2023
KS
Last seenApr 16, 2025
IA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X8FD293134
Make
Peterbilt
Model
579
Model year
2015
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
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1985 or 2015

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

North American serial sequence
293134

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
2015

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 26, 2023 – Apr 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 16, 2025IAII · Walk-around2DEREK WOLTMAN TRUCKING LLC 2366822FW6695/IA
Oct 3, 2024IAIII · Driver-only1DEREK WOLTMAN TRUCKING LLC 2366822FW6695/IA
Feb 7, 2024IAII · Walk-around2DEREK WOLTMAN TRUCKING LLC 2366822FW6695/IA
Jul 26, 2023KSII · Walk-around1DEREK WOLTMAN TRUCKING LLC 2366822VF4659/IA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DEREK WOLTMAN TRUCKING LLC2366822Jul 26, 2023Apr 16, 20254IA
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.
FW6695IADEREK WOLTMAN TRUCKING LLCFeb 7, 2024Apr 16, 20253
VF4659IADEREK WOLTMAN TRUCKING LLCJul 26, 2023Jul 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026