Equipment unit · VIN-decoded · NHTSA vPIC

5DN155347TB000319

Not yet decoded
Carriers run under2
10 mo
Inspections2
all-time
OOS inspections0
of 2
First seenFeb 25, 2025
UT
Last seenDec 3, 2025
UT
Inspected under 2 different carriers in 10 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
15534

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1996 or 2026

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

North American serial sequence
000319

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 · 51 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 51 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 · Feb 25, 2025 – Dec 3, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Dec 3, 2025UTIII · Driver-only1STH TRUCKING LLC 36450133051TN/ID
Feb 25, 2025UTIII · Driver-only1DAVID L ASLETT 11896093051TN/ID
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
STH TRUCKING LLC3645013Dec 3, 2025Dec 3, 20251ID
DAVID L ASLETT1189609Feb 25, 2025Feb 25, 20251ID
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.
3051TNIDSTH TRUCKING LLCDec 3, 2025Dec 3, 20251
3051TNIDDAVID L ASLETTFeb 25, 2025Feb 25, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC