Equipment unit · VIN-decoded · NHTSA vPIC

2021 Western Trailer Company

5DN165344MB000826 · Trailer · TRAILER
Carriers run under1
34 mo
Inspections12
all-time
OOS inspections3
of 12
First seenSep 14, 2023
WA
Last seenJul 6, 2026
WA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5DN165344MB000826
Make
Western Trailer Company
Model
Western Trailer Company
Model year
2021
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 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
5DN

Deterministic · VIN positions 1–3.

Vehicle descriptor section
16534

Deterministic · VIN positions 4–8.

Check digit
4 · valid

Deterministic · position 9; calculated value 4.

Model year candidates
1991 or 2021

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

North American serial sequence
000826

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 · 91 decoded VINs at 100.0% prefix purity.

Model
Western Trailer Company

Prefix basis · 91 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
2021

Observed directly for this VIN via NHTSA vPIC.

Observed make
WESTERN TRAILER COMPANY

Observed directly for this VIN via NHTSA vPIC.

Observed model
Western Trailer Company

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

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

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 14, 2023 – Jul 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 6, 2026WAII · Walk-around2OOSSADAH TRANSPORT LTD 405989032822L/BC
Jun 3, 2026WAIII · Driver-only0SADAH TRANSPORT LTD 405989032822L/BC
May 14, 2026WAII · Walk-around2SADAH TRANSPORT LTD 405989032822L/BC
May 5, 2026WAIII · Driver-only0SADAH TRANSPORT LTD 405989032822L/BC
Mar 25, 2026WAI · Full6SADAH TRANSPORT LTD 405989032822L/BC
Sep 18, 2025WAII · Walk-around5SADAH TRANSPORT LTD 405989032822L/BC
Sep 11, 2025WAII · Walk-around3SADAH TRANSPORT LTD 405989032822L/BC
Feb 5, 2025WAIII · Driver-only0SADAH TRANSPORT LTD 405989043303K/BC
Mar 28, 2024WAII · Walk-around1OOSSADAH TRANSPORT LTD 405989043303K/BC
Feb 20, 2024WAIII · Driver-only0SADAH TRANSPORT LTD 405989043303K/BC
Oct 27, 2023WAIII · Driver-only0SADAH TRANSPORT LTD 405989043303K/BC
Sep 14, 2023WAI · Full8OOSSADAH TRANSPORT LTD 405989043303K/BC
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SADAH TRANSPORT LTD4059890Sep 14, 2023Jul 6, 202612BC
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.
32822LBC2SADAH TRANSPORT LTDSep 11, 2025Jul 6, 20267
43303KBCSADAH TRANSPORT LTDSep 14, 2023Feb 5, 20255
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026