With the new LRV,Siemens S70, to arrive in Augest of 2012. I thought you would like to get a sneak peak.
Link to Vehicle Technical and Performance Specification of the S70
The Tide made this video of the S70 being built.
On June 18, 2010, debut of the new Siemens S70 low-floor light rail vehicle, which will go into service in 2011 in Salt Lake City's TRAX light rail system
Here are links to data sheets for Houston, San Diego, Charlotte, Portland.
The Inaugural Ride On The Tide (Note: This is a long video - 50 Minutes long)
Houston Metro Rail
TriMet NEW MAX Type 4 Train