Equipment unit · VIN-decoded · NHTSA vPIC

2006 Peterbilt 379

1XP5DB9X56N632041 · Truck-Tractor · TRUCK
Carriers run under1
35 mo
Inspections8
all-time
OOS inspections2
of 8
First seenAug 21, 2023
SC
Last seenJul 24, 2026
TN
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DB9X56N632041
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 21, 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
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
632041

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 · Aug 21, 2023 – Jul 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 24, 2026TNIII · Driver-only1BLACK ROCK EXPRESS LLC 2947864S1911HY/TN
May 15, 2026TNIII · Driver-only0BLACK ROCK EXPRESS LLC 2947864S1911HY/TN
Nov 13, 2025TNIII · Driver-only1BLACK ROCK EXPRESS LLC 2947864S1911HY/TN
Nov 12, 2025KYIII · Driver-only1BLACK ROCK EXPRESS LLC 2947864S1911HY/TN
Jul 9, 2024GAIII · Driver-only1BLACK ROCK EXPRESS LLC 2947864P5972HY/TN
Jun 10, 2024NCII · Walk-around1OOSBLACK ROCK EXPRESS LLC 2947864P5972HY/TN
Nov 2, 2023SCII · Walk-around4BLACK ROCK EXPRESS LLC 2947864P5972HY/TN
Aug 21, 2023SCI · Full13OOSBLACK ROCK EXPRESS LLC 2947864P5972HY/TN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BLACK ROCK EXPRESS LLC2947864Aug 21, 2023Jul 24, 20268TN
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.
S1911HYTN1BLACK ROCK EXPRESS LLCNov 12, 2025Jul 24, 20264
P5972HYTNBLACK ROCK EXPRESS LLCAug 21, 2023Jul 9, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026