Equipment unit · VIN-decoded · NHTSA vPIC

5DN154429SB001252

Not yet decoded
Carriers run under2
15 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMar 3, 2025
KS
Last seenJun 24, 2026
KS
Inspected under 2 different carriers in 15 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
15442

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1995 or 2025

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

North American serial sequence
001252

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 · 350 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 350 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 · Mar 3, 2025 – Jun 24, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 24, 2026KSII · Walk-around0RATZLAFF TRUCKING LLC 2255978712029/KS
Sep 2, 2025OKIII · Driver-only0DIAMOND J TRUCKING LLC 2091019712029/KS
Mar 3, 2025KSII · Walk-around0DIAMOND J TRUCKING LLC 2091019712029/KS
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
RATZLAFF TRUCKING LLC2255978Jun 24, 2026Jun 24, 20261KS
DIAMOND J TRUCKING LLC2091019Mar 3, 2025Sep 2, 20252KS
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.
712029KS2RATZLAFF TRUCKING LLCJun 24, 2026Jun 24, 20261
712029KSDIAMOND J TRUCKING LLCMar 3, 2025Sep 2, 20252
Sources: FMCSA SAFER · L&I · NHTSA vPIC