After the Breda coaches used within the transit tunnel have been replaced by hybrid electric buses, Metro converted 59 coaches into electric-solely trolleybuses between 2004 and 2007. As part of the conversion, Metro eliminated the diesel motors from the coaches and put in new Vossloh-Kiepe present collection gear, fiberglass trolley poles to substitute the steel poles, new interior upholstery, a new driver's compartment, and new LED destination indicators to exchange the flip-dot indicators an...