Equipment unit · VIN-decoded · NHTSA vPIC

1987 Wilkens Manufacturing

1W92M5321HS077132 · Trailer · TRAILER
Carriers run under2
15 mo
Inspections6
all-time
OOS inspections0
of 6
First seenJul 6, 2024
TX
Last seenOct 13, 2025
TX
Inspected under 2 different carriers in 15 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
1W92M5321HS077132
Make
Wilkens Manufacturing
Model
Wilkens Manufacturing
Model year
1987
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 23, 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
1W9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
2M532

Deterministic · VIN positions 4–8.

Check digit
1 · valid

Deterministic · position 9; calculated value 1.

Model year candidates
1987 or 2017

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

North American serial sequence
077132

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
WILKENS MANUFACTURING

Prefix basis · 79 decoded VINs at 100.0% prefix purity.

Model
Wilkens Manufacturing

Prefix basis · 79 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
1987

Observed directly for this VIN via NHTSA vPIC.

Observed make
WILKENS MANUFACTURING

Observed directly for this VIN via NHTSA vPIC.

Observed model
Wilkens Manufacturing

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 · Jul 6, 2024 – Oct 13, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Oct 13, 2025TXII · Walk-around1MACLEN GRANILLO 1799542AV1566/OK
May 1, 2025TXII · Walk-around1MACLEN GRANILLO 1799542AV1566/OK
Nov 4, 2024NMII · Walk-around0G RAMOS TRUCKING INC 2460667AV1566/OK
Jul 17, 2024NMII · Walk-around0G RAMOS TRUCKING INC 2460667AV1566/OK
Jul 16, 2024AZII · Walk-around5G RAMOS TRUCKING INC 2460667AV1566/OK
Jul 6, 2024TXII · Walk-around3G RAMOS TRUCKING INC 2460667AV1566/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MACLEN GRANILLO1799542May 1, 2025Oct 13, 20252NM
G RAMOS TRUCKING INC2460667Jul 6, 2024Nov 4, 20244TX
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.
AV1566OKMACLEN GRANILLOMay 1, 2025Oct 13, 20252
AV1566OKG RAMOS TRUCKING INCJul 6, 2024Nov 4, 20244
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 23, 2026