Check out the new TM400 enduro bike (mini-test by Cycle World). I spoke with the importer and he says it is the fastest 400 enduro bike available. It's light with typical TM handling. Go to the link below to see a photo.
http://www.tm01cw6.homestead.com/files/cwp82.jpg
http://www.tm01cw6.homestead.com/files/cwp82.jpg