Equipment unit · VIN-decoded · NHTSA vPIC

2006 Peterbilt 379

1XP5DBTX56N899060 · Truck-Tractor · TRUCK
Carriers run under1
28 mo
Inspections14
all-time
OOS inspections2
of 14
First seenFeb 29, 2024
AZ
Last seenJun 2, 2026
MT
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DBTX56N899060
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
Jun 16, 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
5DBTX

Deterministic · VIN positions 4–8.

Check digit
5 · valid

Deterministic · position 9; calculated value 5.

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
899060

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 · 6 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 6 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 · Feb 29, 2024 – Jun 2, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 2, 2026MTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Mar 18, 2026WAII · Walk-around3OOSROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Oct 7, 2025WYI · Full2ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Sep 25, 2025MTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Sep 6, 2025MTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
May 30, 2025MTIII · Driver-only1ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Apr 7, 2025MTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Mar 24, 2025UTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Jan 2, 2025MTIII · Driver-only1ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Dec 10, 2024MTIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Nov 5, 2024AKIII · Driver-only1ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Sep 18, 2024MTV · Vehicle-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Jun 18, 2024WAII · Walk-around4OOSROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
Feb 29, 2024AZIII · Driver-only0ROCKY MOUNTAIN HEAVY HAUL LLC 1628410PA30434/MT
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKY MOUNTAIN HEAVY HAUL LLC1628410Feb 29, 2024Jun 2, 202614MT
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.
PA30434MTROCKY MOUNTAIN HEAVY HAUL LLCFeb 29, 2024Jun 2, 202614
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026