http://www.youtube.com/watch?v=f3CWMlhNCRcYouTube- underground wheel loader[/video]

http://www.youtube.com/watch?v=eKK6M2OE9DgYouTube- underground wheel loader -2[/video]

http://www.youtube.com/watch?v=c4t46SwvBgIYouTube- underground wheel loader -3[/video]

Saludos