Equipment unit · VIN-decoded · NHTSA vPIC

2000 Peterbilt 379

1XP5DB9X3YN516176 · Truck-Tractor · TRUCK
Carriers run under2
33 mo
Inspections4
all-time
OOS inspections1
of 4
First seenSep 28, 2023
WY
Last seenJun 3, 2026
CO
Inspected under 2 different carriers in 33 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
1XP5DB9X3YN516176
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
Jul 11, 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
3 · valid

Deterministic · position 9; calculated value 3.

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
516176

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.

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 · Sep 28, 2023 – Jun 3, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 3, 2026COI · Full2—SLONIKER TRUCKING LLC 2541971A28794/WY
Jan 14, 2024KSII · Walk-around3OOSCORTHELL TRANSPORTATION LLC 1997208A10039/WY
Jan 2, 2024NMIII · Driver-only0—CORTHELL TRANSPORTATION LLC 1997208A10039/WY
Sep 28, 2023WYII · Walk-around2—CORTHELL TRANSPORTATION LLC 1997208A10039/WY
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SLONIKER TRUCKING LLC2541971Jun 3, 2026Jun 3, 20261WY
CORTHELL TRANSPORTATION LLC1997208Sep 28, 2023Jan 14, 20243WY
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.
A28794WY—SLONIKER TRUCKING LLCJun 3, 2026 → Jun 3, 20261
A10039WY—CORTHELL TRANSPORTATION LLCSep 28, 2023 → Jan 14, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 11, 2026