Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 379

1XP5DB8X6TN388638 · Truck-Tractor · TRUCK
Carriers run under2
37 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJun 26, 2023
WY
Last seenJul 28, 2026
WY
Inspected under 2 different carriers in 37 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
1XP5DB8X6TN388638
Make
Peterbilt
Model
379
Model year
1996
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 11, 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
5DB8X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1996 or 2026

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

North American serial sequence
388638

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 · 702 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 702 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
1996

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 · Jun 26, 2023 – Jul 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 28, 2026WYI · Full0BUTLERS TOWING LLC 455460307COM64/WY
Mar 16, 2026WYII · Walk-around5OOSBUTLERS AUTO SALVAGE LLC 876951WY774/WY
Apr 10, 2025WYI · Full2BUTLERS AUTO SALVAGE LLC 87695107C0M64/WY
Jun 18, 2024WYI · Full3OOSBUTLERS AUTO SALVAGE LLC 87695107C0M64/WY
Jun 26, 2023WYV · Vehicle-only0BUTLERS AUTO SALVAGE LLC 8769517-COM-64/WY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BUTLERS TOWING LLC4554603Jul 28, 2026Jul 28, 20261WY
BUTLERS AUTO SALVAGE LLC876951Jun 26, 2023Mar 16, 20264WY
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.
07COM64WY1BUTLERS TOWING LLCJul 28, 2026Jul 28, 20261
WY774WYBUTLERS AUTO SALVAGE LLCMar 16, 2026Mar 16, 20261
07C0M64WYBUTLERS AUTO SALVAGE LLCJun 18, 2024Apr 10, 20252
7-COM-64WYBUTLERS AUTO SALVAGE LLCJun 26, 2023Jun 26, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026