Equipment unit · VIN-decoded · NHTSA vPIC

2000 Peterbilt 379

1XP5DR9X1YD526669 · Truck-Tractor · TRUCK
Carriers run under1
8 mo
Inspections5
all-time
OOS inspections5
of 5
First seenOct 29, 2025
TX
Last seenJun 27, 2026
TX
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XP5DR9X1YD526669
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 12, 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
5DR9X

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

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
526669

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 · 1,270 decoded VINs at 100.0% prefix purity.

Model
379

Prefix basis · 1,270 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 · Oct 29, 2025 – Jun 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 27, 2026TXI · Full25OOSWALTER EXPRESS SERVICE LLC 43294861N46275/TX
Jun 18, 2026TXII · Walk-around10OOSWALTER EXPRESS SERVICE LLC 43294861N46275/TX
Apr 29, 2026TXIII · Driver-only5OOSWALTER EXPRESS SERVICE LLC 43294861N46275/TX
Jan 16, 2026TXII · Walk-around10OOSWALTER EXPRESS SERVICE LLC 43294861N46275/TX
Oct 29, 2025TXII · Walk-around14OOSWALTER EXPRESS SERVICE LLC 432948663U431N/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WALTER EXPRESS SERVICE LLC4329486Oct 29, 2025Jun 27, 20265TX
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.
1N46275TX1WALTER EXPRESS SERVICE LLCJan 16, 2026Jun 27, 20264
63U431NTXWALTER EXPRESS SERVICE LLCOct 29, 2025Oct 29, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 12, 2026