Equipment unit · VIN-decoded · NHTSA vPIC

5DN144823PB001168

Not yet decoded
Carriers run under2
29 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMay 15, 2024
ID
Last seenOct 19, 2026
CA
Inspected under 2 different carriers in 29 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

This VIN has not been decoded yet — the unit's carrier, inspection and plate history below is reconstructed from the FMCSA inspection feed regardless.

Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5DN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
14482

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1993 or 2023

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

North American serial sequence
001168

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
WESTERN TRAILER COMPANY

Prefix basis · 133 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 133 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 · May 15, 2024 – Oct 19, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 19, 2026CAII · Walk-around2—JOHN LAMBIRTH TRUCKING INC 3333834VH8287/CA
Oct 9, 2026NVI · Full0—JOHN LAMBIRTH TRUCKING INC 3333834VH8287/CA
May 15, 2024IDI · Full1—FAST FORWARD LLC 25782054VH8287/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
JOHN LAMBIRTH TRUCKING INC333383Oct 9, 2026Oct 19, 20262CA
FAST FORWARD LLC2578205May 15, 2024May 15, 20241ID
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.
4VH8287CA2JOHN LAMBIRTH TRUCKING INCOct 9, 2026 → Oct 19, 20262
4VH8287CA—FAST FORWARD LLCMay 15, 2024 → May 15, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC