The ASH 31 is a single seat Open Class glider which can also be flown in the 18 metre class configuration.

The ASH 31 was announced at the end of 2008 by Alexander Schleicher.

[3] The self-launching Mi version is powered by a 41 kW (55 hp) Wankel engine.

[4] The improvements over the ASH 26 and ASG 29 are given as: Data from Schleicher.

Aircraft of comparable role, configuration, and era