Equipment unit · VIN-decoded · NHTSA vPIC

2025 Peterbilt 579

1XPBDP9X8SD755686 · Truck-Tractor · TRUCK
Carriers run under2
16 mo
Inspections3
all-time
OOS inspections1
of 3
First seenMay 20, 2025
TN
Last seenSep 26, 2026
KY
Inspected under 2 different carriers in 16 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
1XPBDP9X8SD755686
Make
Peterbilt
Model
579
Model year
2025
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Sep 6, 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
BDP9X

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1995 or 2025

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

North American serial sequence
755686

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 · 21,366 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 21,366 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.

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 · May 20, 2025 – Sep 26, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 26, 2026KYIII · Driver-only1OOSXPRESS CARRIER INC 43156643741489/IN
Sep 18, 2025INIII · Driver-only1—AAA TRANS INC 33326183741489/IN
May 20, 2025TNIII · Driver-only0—AAA TRANS INC 33326183741489/IN
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
XPRESS CARRIER INC4315664Sep 26, 2026Sep 26, 20261IN
AAA TRANS INC3332618May 20, 2025Sep 18, 20252IN
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.
3741489IN1XPRESS CARRIER INCSep 26, 2026 → Sep 26, 20261
3741489IN—AAA TRANS INCMay 20, 2025 → Sep 18, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Sep 6, 2026