New Flyer Xcelsior
…10,000th Xcelsior produced, an XDE60 for King County Metro. At launch, the Xcelsior was only available in a 40-foot (12 m) length with power from the Cummins ISL 280 and a Allison B400 conventional transmission or the Allison EP-40 hybrid drive. Development of a battery-electric variant of the Xcelsior line was…