The Sbach 342 (XA42) is a low-wing aerobatic airplanemonoplane with a fixed conventional landing gear with a tailwheel and carbon fiber fuselage It is powered by a 315 hp Lycoming AEIO-580-B1A piston engine driving a three-bladed propeller The XA42 is a tandem version of the single-seater XA41 (XtremeAir Sbach 300) which was designed by the same team in Speyer in 2004