Equipment unit · VIN-decoded · NHTSA vPIC

2026 Peterbilt 579

1XPBD49X0TD793140 · Truck-Tractor · TRUCK
Carriers run under2
16 mo
Inspections4
all-time
OOS inspections0
of 4
First seenMay 22, 2025
NC
Last seenSep 4, 2026
KS
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
1XPBD49X0TD793140
Make
Peterbilt
Model
579
Model year
2026
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jul 30, 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
BD49X

Deterministic · VIN positions 4–8.

Check digit
0 · valid

Deterministic · position 9; calculated value 0.

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
793140

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 · 26,166 decoded VINs at 100.0% prefix purity.

Model
579

Prefix basis · 26,166 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 22, 2025 – Sep 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 4, 2026KSIII · Driver-only0—S AND S TRANSPORTERS INC 51846339856PZ/VA
Jul 15, 2026NCIII · Driver-only0—S AND S TRANSPORTERS INC 51846339856PZ/VA
Jan 27, 2026SDIII · Driver-only0—S AND S TRANSPORTERS INC 51846339856PZ/VA
May 22, 2025NCI · Full0—TLG OPERATIONS LLC 352002FD5810A/NC
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
S AND S TRANSPORTERS INC518463Jan 27, 2026Sep 4, 20263VA
TLG OPERATIONS LLC352002May 22, 2025May 22, 20251MO
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.
39856PZVA1S AND S TRANSPORTERS INCJan 27, 2026 → Sep 4, 20263
FD5810ANC—TLG OPERATIONS LLCMay 22, 2025 → May 22, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 30, 2026