Equipment unit · VIN-decoded · NHTSA vPIC

1996 Peterbilt 379

1XP5DB9X6TN391716 · Truck-Tractor · TRUCK
Carriers run under2
29 mo
Inspections6
all-time
OOS inspections3
of 6
First seenDec 12, 2023
TX
Last seenMay 28, 2026
TX
Inspected under 2 different carriers in 29 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
1XP5DB9X6TN391716
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 24, 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
5DB9X

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
391716

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 · 13,463 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 13,463 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 · Dec 12, 2023 – May 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 28, 2026TXI · Full1BZ EXPRESS INC 2327057R829038/TX
Nov 14, 2025TXII · Walk-around1OOSMONTGOMERY TRUCKING CO LLC 889530R695961/TX
Apr 10, 2025NMII · Walk-around3OOSMONTGOMERY TRUCKING CO LLC 889530R695961/TX
Mar 19, 2025TXII · Walk-around1OOSMONTGOMERY TRUCKING CO LLC 889530R695961/TX
Feb 24, 2024TXII · Walk-around0MONTGOMERY TRUCKING CO LLC 889530R695961/TX
Dec 12, 2023TXII · Walk-around1MONTGOMERY TRUCKING CO LLC 889530R695961/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BZ EXPRESS INC2327057May 28, 2026May 28, 20261TX
MONTGOMERY TRUCKING CO LLC889530Dec 12, 2023Nov 14, 20255TX
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.
R829038TXBZ EXPRESS INCMay 28, 2026May 28, 20261
R695961TXMONTGOMERY TRUCKING CO LLCDec 12, 2023Nov 14, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 24, 2026