This is a rare model of the Saab Safir 91A with the radial engine, 4 cyliner, 125 hp, inverted de Havilland Gipsy Moth GM1 engine. The 91A also had some aircraft equipped with the 145 hp Gipsy Major GM10 engine. The 91A model was made in 10 units for the Swedish Aitr Force and 17 units for the Ethiopian Air Force.