Equipment unit · VIN-decoded · NHTSA vPIC

1997 Peterbilt 379

1XP5DR9X7VN438652 · Truck-Tractor · TRUCK
Carriers run under1
32 mo
Inspections8
all-time
OOS inspections3
of 8
First seenOct 12, 2023
NC
Last seenJun 3, 2026
SC
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DR9X7VN438652
Make
Peterbilt
Model
379
Model year
1997
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 23, 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
5DR9X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1997 or 2027

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

North American serial sequence
438652

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 · 1,270 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 1,270 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
1997

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 · Oct 12, 2023 – Jun 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 3, 2026SCII · Walk-around3OOSLIQUID TRANSPORT CORP 708922976974/IN
Feb 21, 2026SCII · Walk-around0LIQUID TRANSPORT CORP 708922976974/IN
Jan 7, 2026MOI · Full6LIQUID TRANSPORT CORP 708922976974/IN
Jul 7, 2024SCII · Walk-around3OOSLIQUID TRANSPORT CORP 708922976974/IN
Apr 15, 2024SCII · Walk-around1LIQUID TRANSPORT CORP 708922976974/IN
Mar 15, 2024SCII · Walk-around3OOSLIQUID TRANSPORT CORP 708922976975/IN
Dec 1, 2023KYII · Walk-around0LIQUID TRANSPORT CORP 708922976974/IN
Oct 12, 2023NCII · Walk-around0LIQUID TRANSPORT CORP 708922976974/IN
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
LIQUID TRANSPORT CORP70892Oct 12, 2023Jun 3, 20268IN
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.
2976974IN1LIQUID TRANSPORT CORPOct 12, 2023Jun 3, 20267
2976975IN1LIQUID TRANSPORT CORPMar 15, 2024Mar 15, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026