Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 379

1XP5DR9X1TD402409 · Truck-Tractor · TRUCK
Carriers run under2
20 mo
Inspections8
all-time
OOS inspections1
of 8
First seenOct 19, 2023
TX
Last seenJun 27, 2025
TX
Inspected under 2 different carriers in 20 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
1XP5DR9X1TD402409
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
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
5DR9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
402409

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
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 · Oct 19, 2023 – Jun 27, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 27, 2025TXII · Walk-around2CLARK'S TRANSPORT LLC 41676481N43334/TX
Mar 18, 2025TXI · Full4OOSCLARK'S TRANSPORT LLC 41676481N43334/TX
Nov 15, 2024TXII · Walk-around2CLARK'S TRANSPORT LLC 41676481N43334/TX
Sep 13, 2024TXII · Walk-around0RELIANT HAULERS LLC 30187391N10252/TX
May 29, 2024TXII · Walk-around0RELIANT HAULERS LLC 30187391N10252/TX
Mar 4, 2024TXII · Walk-around2RELIANT HAULERS LLC 30187391N10252/TX
Dec 12, 2023TXII · Walk-around0RELIANT HAULERS LLC 30187391N10252/TX
Oct 19, 2023TXII · Walk-around3RELIANT HAULERS LLC 30187391N10252/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CLARK'S TRANSPORT LLC4167648Nov 15, 2024Jun 27, 20253TX
RELIANT HAULERS LLC3018739Oct 19, 2023Sep 13, 20245TX
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.
1N43334TXCLARK'S TRANSPORT LLCNov 15, 2024Jun 27, 20253
1N10252TXRELIANT HAULERS LLCOct 19, 2023Sep 13, 20245
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026