Equipment unit · VIN-decoded · NHTSA vPIC

2018 Wilson

1W16533A9J5554777 · Trailer · TRAILER
Carriers run under3
16 mo
Inspections4
all-time
OOS inspections0
of 4
First seenOct 16, 2024
KS
Last seenFeb 23, 2026
IA
Inspected under 3 different carriers in 16 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
1W16533A9J5554777
Make
Wilson
Model
Wilson
Model year
2018
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 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
1W1

Deterministic · VIN positions 1–3.

Vehicle descriptor section
6533A

Deterministic · VIN positions 4–8.

Check digit
9 · valid

Deterministic · position 9; calculated value 9.

Model year candidates
1988 or 2018

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

North American serial sequence
554777

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
WILSON

Prefix basis · 148 decoded VINs at 99.3% prefix purity.

Model
Wilson

Prefix basis · 148 decoded VINs at 99.3% 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
2018

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILSON

Observed directly for this VIN via NHTSA vPIC.

Observed model
Wilson

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 · Oct 16, 2024 – Feb 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Feb 23, 2026IAIII · Driver-only2HAM TRUCKING LLC 443741173X18/IA
Nov 13, 2025IAIII · Driver-only3HAM TRUCKING LLC 443741173X18/IA
Sep 13, 2025IAIII · Driver-only0L&R TRANSPORT LLC 46867573X18/IA
Oct 16, 2024KSII · Walk-around1ALEX BLANKESPOOR 286136073X18/IA
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
HAM TRUCKING LLC4437411Nov 13, 2025Feb 23, 20262IA
L&R TRANSPORT LLC468675Sep 13, 2025Sep 13, 20251IA
ALEX BLANKESPOOR2861360Oct 16, 2024Oct 16, 20241IA
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.
73X18IAHAM TRUCKING LLCNov 13, 2025Feb 23, 20262
73X18IAL&R TRANSPORT LLCSep 13, 2025Sep 13, 20251
73X18IAALEX BLANKESPOOROct 16, 2024Oct 16, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 9, 2026