Equipment unit · VIN-decoded · NHTSA vPIC

2020 Walker NON-DOT/TC Spec

5WSABB233LN091946 · Trailer · TRAILER
Carriers run under2
23 mo
Inspections3
all-time
OOS inspections0
of 3
First seenFeb 14, 2024
AZ
Last seenJan 27, 2026
NY
Inspected under 2 different carriers in 23 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

VIN
5WSABB233LN091946
Make
Walker
Model
NON-DOT/TC Spec
Model year
2020
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 9, 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
5WS

Deterministic · VIN positions 1–3.

Vehicle descriptor section
ABB23

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1990 or 2020

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

North American serial sequence
091946

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
2020

Observed directly for this VIN via NHTSA vPIC.

Observed make
WALKER

Observed directly for this VIN via NHTSA vPIC.

Observed model
NON-DOT/TC Spec

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

  • 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 · Feb 14, 2024 – Jan 27, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jan 27, 2026NYII · Walk-around1WESTERN DAIRY TRANSPORT LLC 149047401B444/MO
Sep 11, 2025ARIII · Driver-only0SL OUTSOURCE INC 70362867M8EE/MO
Feb 14, 2024AZII · Walk-around1WESTERN DAIRY TRANSPORT LLC 149047401B444/MO
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
WESTERN DAIRY TRANSPORT LLC1490474Feb 14, 2024Jan 27, 20262MO
SL OUTSOURCE INC703628Sep 11, 2025Sep 11, 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.
01B444MOWESTERN DAIRY TRANSPORT LLCFeb 14, 2024Jan 27, 20262
67M8EEMOSL OUTSOURCE INCSep 11, 2025Sep 11, 20251
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 9, 2026