Franz-Luftfahrt from Cologne has released a Learjet model for FSX (SP2/Acceleration). Some of the features include “….. highly detailed exterior FSX SP2 aircraft model with self-shadowing, specular, reflection, and bump maps. Animated control surfaces and animated door sequence. NASA, US-, Swiss- and German-Business Jet paint schemes….”. And many more. there’s an abundance of pictures on the simMarket product page.