Equipment unit · VIN-decoded · NHTSA vPIC

2018 Peterbilt 579

1XPBDK9X3JD466197 · Truck-Tractor · TRUCK
Carriers run under2
19 mo
Inspections8
all-time
OOS inspections3
of 8
First seenOct 3, 2023
AL
Last seenMay 20, 2025
TX
Inspected under 2 different carriers in 19 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
1XPBDK9X3JD466197
Make
Peterbilt
Model
579
Model year
2018
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
BDK9X

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1988 or 2018

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

North American serial sequence
466197

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 · 310 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 310 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
579

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 3, 2023 – May 20, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
May 20, 2025TXII · Walk-around10OOS3 M TEXAS TRUCKING LLC 403202932S142N/TX
Mar 3, 2025TXII · Walk-around23 M TEXAS TRUCKING LLC 403202994T987M/TX
Feb 14, 2025TXII · Walk-around73 M TEXAS TRUCKING LLC 403202928T963M/TX
Feb 7, 2025TXI · Full11OOS3 M TEXAS TRUCKING LLC 4032029TONLY09/TX
Dec 10, 2024TXII · Walk-around10OOS3 M TEXAS TRUCKING LLC 403202911S865M/TX
Dec 6, 2024TXII · Walk-around63 M TEXAS TRUCKING LLC 403202969S862M/TX
Sep 16, 2024TXII · Walk-around103 M TEXAS TRUCKING LLC 403202997T738M/TX
Oct 3, 2023ALIII · Driver-only0SOUTHERN HAULERS LLC 784599PWJ2276/OH
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
3 M TEXAS TRUCKING LLC4032029Sep 16, 2024May 20, 20257TX
SOUTHERN HAULERS LLC784599Oct 3, 2023Oct 3, 20231OH
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.
32S142NTX3 M TEXAS TRUCKING LLCMay 20, 2025May 20, 20251
94T987MTX3 M TEXAS TRUCKING LLCMar 3, 2025Mar 3, 20251
28T963MTX3 M TEXAS TRUCKING LLCFeb 14, 2025Feb 14, 20251
TONLY09TX3 M TEXAS TRUCKING LLCFeb 7, 2025Feb 7, 20251
11S865MTX3 M TEXAS TRUCKING LLCDec 10, 2024Dec 10, 20241
69S862MTX3 M TEXAS TRUCKING LLCDec 6, 2024Dec 6, 20241
97T738MTX3 M TEXAS TRUCKING LLCSep 16, 2024Sep 16, 20241
PWJ2276OHSOUTHERN HAULERS LLCOct 3, 2023Oct 3, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 21, 2026