Equipment unit · VIN-decoded · NHTSA vPIC

1986 Wilkens Manufacturing

1W92M4828GS077968 · Trailer · TRAILER
Carriers run under1
2 mo
Inspections3
all-time
OOS inspections0
of 3
First seenMar 10, 2026
CA
Last seenMay 22, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W92M4828GS077968
Make
Wilkens Manufacturing
Model
Wilkens Manufacturing
Model year
1986
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 26, 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
2M482

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1986 or 2016

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

North American serial sequence
077968

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 · 73 decoded VINs at 100.0% prefix purity.

Model
Wilkens Manufacturing

Prefix basis · 73 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
1986

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 · Mar 10, 2026 – May 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 22, 2026CAIII · Driver-only0CHRISTOPHER RIGGINS 20918014XA1600/CA
Apr 15, 2026CAI · Full9CHRISTOPHER RIGGINS 20918014US7338/CA
Mar 10, 2026CAII · Walk-around11CHRISTOPHER RIGGINS 2091801143B181/TX
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
CHRISTOPHER RIGGINS2091801Mar 10, 2026May 22, 20263CA
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.
4XA1600CACHRISTOPHER RIGGINSMay 22, 2026May 22, 20261
4US7338CACHRISTOPHER RIGGINSApr 15, 2026Apr 15, 20261
143B181TXCHRISTOPHER RIGGINSMar 10, 2026Mar 10, 20261
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 26, 2026