# N164GR: 2006 Rocky Mountain Kitplanes S-6S

- Status: Valid registration
- Airframe: [Rocky Mountain Kitplanes S-6S](https://openairdocs.org/model/rocky-mountain-kitplanes-s-6s) (registry code 05901FT, 2 seats)
- Engine: [Rotax 912ULS series](https://openairdocs.org/engine/rotax-912uls-series) (registry code 55572)
- Serial number: 11051709
- Year built: 2006
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Light sport, airplane
- Airworthiness date: July 26, 2006
- Certificate issued: May 13, 2021
- Expires: May 31, 2028
- Mode S code: A10130
- Registered owner: [Johnson William Julian](https://openairdocs.org/faa-owner/JOHNSON%20WILLIAM%20JULIAN)
- Location: [Holly Grove, AR](https://openairdocs.org/faa-place/AR/Holly%20Grove)
- Owner type: Individual
- Owner's area on the map: 34.5321° N, 91.1378° W: Placed by OpenAirDocs at the center of ZIP code 72069, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=164GR
- Page: https://openairdocs.org/aircraft/N164GR

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Rotax 912ULS model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Rocky Mountain Kitplanes S-6S)

None in force.

### Matched by engine (Rotax 912ULS series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CEN26LA232](https://openairdocs.org/ntsb/CEN26LA232), Jun 23, 2026: Rocky Mountain Kitplanes S-6S (N164GR), Marvel, AR, substantial damage. Probable cause: A partial blockage of the pitot static system that precluded the airspeed indicator from displaying the correct airspeed which led to the faster landing speed and bounced landing.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20260623007459A](https://openairdocs.org/incident/20260623007459A), Jun 23, 2026: Rocky Mountain Kitplanes LLC S-6S (N164GR), Holly Grove, AR, Substantial damage. Pilot states he was on final to private grass strip for landing, when he touched down with too much downward force on nose wheel causing nose wheel to dig into…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Rocky Mountain Kitplanes S-6S aircraft: https://openairdocs.org/model/rocky-mountain-kitplanes-s-6s/aircraft.md
- The Rotax 912ULS series engine: https://openairdocs.org/engine/rotax-912uls-series.md

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