http://www.youtube.com/watch?v=6dTpdMQ8BcYYouTube - LEGO Bulldozer 8275 Robotized using a LEGO MINDSTORMS NXT[/video]

http://www.youtube.com/watch?v=PdQ1NaxLdbAYouTube - Komatsu D575A-3 vs LEGO 8275[/video]

http://www.youtube.com/watch?v=wpTKxQY6nbwYouTube - Lego 8275[/video]

http://www.youtube.com/watch?v=Otf3hOXL_JYYouTube - Lego Technic 8275 Motorized Bulldozer and B-Model!!!![/video]

Saludos