A340 GE Engine test aircraft

[c152pilot]

Hi,

Just wondering if anybody knows where the centre wheels on the main gear are of this A340-300 engine test aircraft?

Here is an example - http://www.airliners.net/open.file/737334/L/

(Normal A340-300 - http://www.airliners.net/open.file/732000/L/)

C152pilot