Equipment unit · VIN-decoded · NHTSA vPIC

2021 Wilson

1W16532A4M5559696 · TRAILER
Carriers run under2
25 mo
Inspections5
all-time
OOS inspections1
of 5
First seenOct 5, 2023
IL
Last seenNov 25, 2025
KS
Inspected under 2 different carriers in 25 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
1W16532A4M5559696
Make
Wilson
Model
Not decoded
Model year
2021
Body class
Not decoded
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 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
6532A

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
559696

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 · 258 decoded VINs at 100.0% prefix purity.

Model
Wilson

Prefix basis · 258 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
WILSON

Observed directly for this VIN via NHTSA vPIC.

Observed model
Not established

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Not established

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 5, 2023 – Nov 25, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 25, 2025KSIII · Driver-only0MIHM TRANSFER INC 2170310VF6005/IA
Oct 23, 2025IAIII · Driver-only1MIHM BROTHERS INC 1083467VF6005/IA
Apr 3, 2025ILII · Walk-around4OOSMIHM BROTHERS INC 1083467VF1398/IA
Mar 17, 2025WIII · Walk-around2MIHM BROTHERS INC 1083467VF1398/IA
Oct 5, 2023ILII · Walk-around1MIHM BROTHERS INC 1083467VF1398/IL
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MIHM TRANSFER INC2170310Nov 25, 2025Nov 25, 20251IA
MIHM BROTHERS INC1083467Oct 5, 2023Oct 23, 20254IA
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.
VF6005IAMIHM TRANSFER INCNov 25, 2025Nov 25, 20251
VF6005IAMIHM BROTHERS INCOct 23, 2025Oct 23, 20251
VF1398IAMIHM BROTHERS INCMar 17, 2025Apr 3, 20252
VF1398ILMIHM BROTHERS INCOct 5, 2023Oct 5, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026