Zero Compromise

The freedom and independence of powered flight meets world class performance and 53:1 soaring

From gliding to powered flight in just 5 seconds

Adventure, Integrated

The Stemme foldable and variable pitch propeller is installed in the Stemme Grand Tourer S12-G and disappears completely into the propeller dome. To start the propeller, the dome slides out and the propeller blades unfold. It takes just 5 seconds to convert from glide mode to engine mode

Premium Equipment

The Garmin Autopilot is an integral part of the richly equipped Cockpit. In disconnected mode it offers extreme direct control, unbeatably immediate and sensitive. With it's innovative electrical trim, the Stemme Grand Tourer S12-G provides high accuracy to the pilot.

Perception At Its Best

A Garmin G3X panel introduces advanced flight display technology to the Stemme Grand Tourer. The 7" touch screens come with built-in ADHRS, Digital Engine Monitoring, Moving Map Navigation, and Autopilot Control.

S12-G Avionics Suite

Dual 7" Garmin G3-X Touch Displays

Enjoy the convenience, accuracy, and reliability of a glass cockpit. Our state of the art avionics package brings the innovation and luxury our customers have come to expect.

Brochure Download
Wingspan
71.2 ft while unfolded and 37.4 ft when folded
Maximum Takeoff Weight
1984 lbs
Cruise Speed
140kt TAS @ 10,000ft
Range
Range of up to 950 nautical miles
Engine Type
Turbocharged 4 cylinder Rotax 914 F2/S1
Fuel Capacity
31.7 US gallons in the center wing
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Rotax 914
Power Plant

Rotax 914 f2/s1

A turbocharged ROTAX is located behind the cockpit. Power is delivered to the foldable propeller by a carbon fiber driveshaft. This innovation allows high-performace operation as a motorized aircraft with a range of up to 950 nm.

More Info






S12

S12 Specsheet Download

S12-G

S12-G Specsheet Download