Equipment unit · VIN-decoded · NHTSA vPIC

1997 Peterbilt 379

1NP5LB0X0VN434654 · Truck · INCOMPLETE VEHICLE
Carriers run under2
18 mo
Inspections2
all-time
OOS inspections2
of 2
First seenJan 30, 2024
MD
Last seenJul 16, 2025
SC
Inspected under 2 different carriers in 18 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
1NP5LB0X0VN434654
Make
Peterbilt
Model
379
Model year
1997
Body class
Truck
Vehicle type
INCOMPLETE VEHICLE
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Aug 28, 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
1NP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5LB0X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
434654

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 · 101 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 101 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

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
INCOMPLETE VEHICLE

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 · Jan 30, 2024 – Jul 16, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 16, 2025SCIII · Driver-only2OOSK&L TRANSPORTATION 3129386KFN0727F/SC
Jan 30, 2024MDII · Walk-around2OOSTOMAR TRUCKING INC 397260358ED55/MD
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
K&L TRANSPORTATION3129386Jul 16, 2025Jul 16, 20251SC
TOMAR TRUCKING INC397260Jan 30, 2024Jan 30, 20241MD
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.
KFN0727FSCK&L TRANSPORTATIONJul 16, 2025Jul 16, 20251
358ED55MDTOMAR TRUCKING INCJan 30, 2024Jan 30, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 28, 2026