Equipment unit · VIN-decoded · NHTSA vPIC

2000 Peterbilt 379

1XP5D69X7YD517277 · Truck-Tractor · TRUCK
Carriers run under2
13 mo
Inspections5
all-time
OOS inspections0
of 5
First seenJul 19, 2024
IL
Last seenAug 14, 2025
IN
Inspected under 2 different carriers in 13 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
1XP5D69X7YD517277
Make
Peterbilt
Model
379
Model year
2000
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 28, 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
5D69X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
2000 or 2030

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

North American serial sequence
517277

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 · 728 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 728 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
2000

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 · Jul 19, 2024 – Aug 14, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 14, 2025INIII · Driver-only1BILLY DARNELL 1737854SPG531532/IL
May 5, 2025ILIII · Driver-only0SWAN EXPRESS INC 3685943P1290376/IL
May 2, 2025ILIII · Driver-only0SWAN EXPRESS INC 3685943P1290376/IL
Aug 19, 2024INII · Walk-around1SWAN EXPRESS INC 3685943P1228090/IL
Jul 19, 2024ILIII · Driver-only0SWAN EXPRESS INC 3685943P1228090/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BILLY DARNELL1737854Aug 14, 2025Aug 14, 20251IL
SWAN EXPRESS INC3685943Jul 19, 2024May 5, 20254IL
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.
SPG531532ILBILLY DARNELLAug 14, 2025Aug 14, 20251
P1290376ILSWAN EXPRESS INCMay 2, 2025May 5, 20252
P1228090ILSWAN EXPRESS INCJul 19, 2024Aug 19, 20242
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026