Equipment unit · VIN-decoded · NHTSA vPIC

1992 Peterbilt 357

1XPADB9X6ND319938 · Truck-Tractor · TRUCK
Carriers run under1
24 mo
Inspections9
all-time
OOS inspections2
of 9
First seenJul 7, 2023
AK
Last seenJul 3, 2025
AK
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPADB9X6ND319938
Make
Peterbilt
Model
357
Model year
1992
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 19, 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
ADB9X

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1992 or 2022

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

North American serial sequence
319938

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 · 15 decoded VINs at 100.0% prefix purity.

Model
357

Prefix basis · 15 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
1992

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
357

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 7, 2023 – Jul 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 3, 2025AKIII · Driver-only2OOSWESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Apr 28, 2025AKI · Full1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Jun 26, 2024AKIII · Driver-only2WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Apr 6, 2024AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Mar 19, 2024AKI · Full5OOSWESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Dec 21, 2023AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Oct 26, 2023AKIII · Driver-only1WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Sep 6, 2023AKII · Walk-around2WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
Jul 7, 2023AKII · Walk-around3WESTERN CONSTRUCTION & EQUIPMENT LLC 16704933636DD/AK
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN CONSTRUCTION & EQUIPMENT LLC1670493Jul 7, 2023Jul 3, 20259AK
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.
3636DDAKWESTERN CONSTRUCTION & EQUIPMENT LLCJul 7, 2023Jul 3, 20259
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 19, 2026