The wing structure is wooden with a single box-spar and is covered with pre-preg carbon fibre.

Ailerons occupy about half the span; inboard, slotted flaps fill the rest.

The engine used is the 73.5 kW (98.6 hp) Rotax 912S flat-four, driving a variable pitch propeller.

[1] The date of the first flight of the Pioneer 400 is March 27th, 2009, and it first appeared in public at the 2009 Friedrichshafen airshow held 2–5 April.

[1] Data from Jane's All the World's Aircraft 2016/17[1] And Company websiteGeneral characteristics Performance Avionics