Equipment unit · VIN-decoded · NHTSA vPIC

2000 Overbilt Trailer Company

1Z9KD3123Y0058254 · TRAILER
Carriers run under1
26 mo
Inspections3
all-time
OOS inspections1
of 3
First seenSep 5, 2023
CA
Last seenNov 24, 2025
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1Z9KD3123Y0058254
Make
Overbilt Trailer Company
Model
Not decoded
Model year
2000
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 1, 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
1Z9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
KD312

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
058254

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.

Not established

No supported platform claim is established for this prefix

The resolver answered successfully but returned no row above the evidence floor. This does not mean the vehicle has no platform or that no data exists; it means this store cannot make the claim.

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
OVERBILT TRAILER COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • platform make
  • platform model
  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 5, 2023 – Nov 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 24, 2025CAII · Walk-around0THIESSEN CONSTRUCTION & ENGINEERING LLC 38427111WP3034/CA
Oct 14, 2025CAII · Walk-around4OOSTHIESSEN CONSTRUCTION & ENGINEERING LLC 384271112WP3034/CA
Sep 5, 2023CAIII · Driver-only0THIESSEN CONSTRUCTION & ENGINEERING LLC 38427111WP3034/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
THIESSEN CONSTRUCTION & ENGINEERING LLC3842711Sep 5, 2023Nov 24, 20253CA
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.
1WP3034CATHIESSEN CONSTRUCTION & ENGINEERING LLCSep 5, 2023Nov 24, 20252
12WP3034CATHIESSEN CONSTRUCTION & ENGINEERING LLCOct 14, 2025Oct 14, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 1, 2026