Equipment unit · VIN-decoded · NHTSA vPIC

1997 Peterbilt 379

1XP5DR8X3VN410865 · Truck-Tractor · TRUCK
Carriers run under2
24 mo
Inspections5
all-time
OOS inspections1
of 5
First seenApr 12, 2024
TX
Last seenApr 23, 2026
TX
Inspected under 2 different carriers in 24 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
1XP5DR8X3VN410865
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 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
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
5DR8X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

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
410865

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 · 197 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 197 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 · Apr 12, 2024 – Apr 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 23, 2026TXII · Walk-around4DIAZ TRUCKING SOLUTIONS LLC 42999201N68617/TX
Apr 15, 2026TXII · Walk-around3DIAZ TRUCKING SOLUTIONS LLC 42999201N68617/TX
May 19, 2025TXII · Walk-around8OOSEM CARRIERS LLC 3202006266Y869V/TX
Jul 1, 2024TXII · Walk-around10EM CARRIERS LLC 32020061N26211/TX
Apr 12, 2024TXII · Walk-around5EM CARRIERS LLC 320200638X386V/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DIAZ TRUCKING SOLUTIONS LLC4299920Apr 15, 2026Apr 23, 20262TX
EM CARRIERS LLC3202006Apr 12, 2024May 19, 20253TX
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.
1N68617TXDIAZ TRUCKING SOLUTIONS LLCApr 15, 2026Apr 23, 20262
266Y869VTXEM CARRIERS LLCMay 19, 2025May 19, 20251
1N26211TXEM CARRIERS LLCJul 1, 2024Jul 1, 20241
38X386VTXEM CARRIERS LLCApr 12, 2024Apr 12, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026