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1999 Stemme S10Glider / Sailplane • CO, USA

This 1999 Stemme S10, registration N5121, serial number 11-023, is a side-by-side self-launching sailplane with 1,048.6 hours total time on the airframe with 15 hours flown in the past six months. It is an FAA Certified aircraft powered by a 115hp turbocharged four-cylinder Rotax 914F powerplant with 680 SNEW, driving a carbon fiber driveshaft to a forward gearbox and folding propeller that stows for unpowered soaring flight; the centerline thrust folding propeller and drivetrain transition between powered and soaring flight in only four seconds with negligible drag and no pitch trim change. The aircraft has been meticulously maintained,...

Year
1999
Make
Stemme
Series
S10
Model
S10
Serial #
number

Find similar aircraft

Specifications

Category
Glider / Sailplane
Intended Use
Recreational
Flight Rules
VFR
Seats
2

Hours, Logs & Inspections

Total Time
1,048.6 hrs
Engine 1 Time
680 hrs (SNEW)
Logbook Status
Complete logbooks since new
Inspection Status
Annual inspection recently performed June 2025.

Avionics

GPS

LXNAV 9070 - LXNAV Soaring Computer with integral GPS and moving map display with multiple customizable screen layouts

Comms

Trig TY91 - Comm

ADSB

Trig TT22 - Transponder with ADS-B IN/OUT

ADS-B In

Trig TT22 - Transponder with ADS-B IN/OUT

EMS

LXNAV I80 - LXNAV Vario, Oil press/temp, CHT, fuel qty, tach, MP, volts/amps

PFD

LXNAV ADI - LXNAV 80mm ADI

MFD

LXNAV TrafficView - LXNAV 57mm

Traffic

LXNAV TrafficView - LXNAV 57mm

Weather

ForeFlight Sentry - compatible ADS-B IN

Additional Equipment

Dual Controls

Dual-controls

Winter Vario

Winter Vario - Mechanical

Co-Pilot Vario and ASI

LXNAV V8 - RH LXNAV 57mm Vario and ASI for co-pilot

Custom Speaker Inhibit

USB Power Receptacle

Dual USB power receptacle

Manifold Pressure Gauge

Oxygen System

Mountain High O2 System - Dual

Solar Panels

Main Battery

SBS 40 Ahr - Upgraded SBS main battery (2025)

Avionics Battery

Panasonic 7 Ahr - Primary avionics battery (2024)

Auxiliary Avionics Battery

Bioenno 20 Ahr LiFePO4

Interior & Exterior

Interior Rating
8/10
Interior Year
2021
Paint Rating
9/10
Paint Year
1999
Interior Notes
Excellent, Alcantara
Exterior Notes
Polyurethane. Extremely smooth glider finish for laminar flow.

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
914F
Engine Power
115 HP
Propeller Model
Folding Propeller

Asking Price

$185,000

Aircraft Location

CO, USA

Listing Details

For Sale

Price History

Dec 13, 2025: $185,000 - aircraftforsale

Contact Seller

First Seen: Dec 13, 2025

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Asking Price

$185,000