Equipment unit · VIN-decoded · NHTSA vPIC

2006 Peterbilt 379

1XP5DB9X86D634999 · Truck-Tractor · TRUCK
Carriers run under3
20 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMay 14, 2024
IL
Last seenJan 27, 2026
IL
Inspected under 3 different carriers in 20 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
1XP5DB9X86D634999
Make
Peterbilt
Model
379
Model year
2006
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
5DB9X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
2006 or 2036

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

North American serial sequence
634999

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 · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 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
2006

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
379

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 · May 14, 2024 – Jan 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 27, 2026ILII · Walk-around1C & J FARMS TRUCKING LLC 238144846507Z/WI
Mar 11, 2025WIII · Walk-around5HDR LLC 374651143691Z/WI
Jun 4, 2024MIIII · Driver-only1HAMMERLANE TRANSPORT LLC 226030243691Z/WI
May 14, 2024ILIII · Driver-only1HAMMERLANE TRANSPORT LLC 226030243691Z/WI
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
C & J FARMS TRUCKING LLC2381448Jan 27, 2026Jan 27, 20261WI
HDR LLC3746511Mar 11, 2025Mar 11, 20251WI
HAMMERLANE TRANSPORT LLC2260302May 14, 2024Jun 4, 20242WI
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.
46507ZWIC & J FARMS TRUCKING LLCJan 27, 2026Jan 27, 20261
43691ZWIHDR LLCMar 11, 2025Mar 11, 20251
43691ZWIHAMMERLANE TRANSPORT LLCMay 14, 2024Jun 4, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026