AEG ZK.9 / C.I

Introduced in March 1915, as the AEG C.1, the ZK.9 designed by Georg König was a minor development of the B.II with a more powerful Benz Bz.III engine and the observer relocated to the rear cockpit. The rear cockpit being fitted with a Schneider Drehring gun mount and a 0.312in (7.92mm) MG 14 Parabellum trainable machine gun for defence of the rear and sides.

Engine: 1 x  Benz Bz.III, 150hp
Wingspan: 15.00 m / 49 ft 3 in
Length: 9.00 m / 30 ft 6 in
Height: 3.50 m / 12 ft 6 in
Wing area: 41.50 sq.m / 446.70 sq ft
Empty weight: 650 kg / 1433 lb
Max. speed: 140 km/h / 87 mph
Cruise speed: 120 km/h / 75 mph
Ceiling: 4800 m / 15750 ft
Range: 480 km / 298 miles
Armament: 1 x 7.92mm