On March 20th 2014 around 9 AM PDT / 5 PM CET, the Official Demo version of MXGP will be released on STEAM, with the following content.

Available tracks: Great Britain – Matterley Basin.
Riders: Antonio Cairoli, Clément Desalle and Gautier Paulin.
Quick Race: a double race, with no qualification and custom difficulty setting. Players can also have a sneak-peek at the menus and the tutorials.
The release date of the home console version of the Demo will be announced later on.