Los Angeles Metro Rail (Metro) Rail photos in order top to bottom of current mixed fleet: 1. Current fleet: Kinki Sharyo P3010 (current Metro Rail livery, and used on all light rail lines A, C, E and K) 2. Retired fleet original to the line: Nippon Sharyo P865 (original blue with red stripe livery) 3. Current fleet: Siemens P2000 (in the Metro Rail "yellow jacket" stripe livery, and used mostly on the A and C lines) Metro uses a mix of these in current fleet. Metro A Line (formerly Blue Line) 48.5-mile (78.1 km) runs between Azuza California and Long Beach California. Runs 3 cars trainsets 44 stations Originally only 22 stations from Downtown LA to Long Beach if seems more logical This Line is Metro's 2nd busiest rail line and the oldest in the system having began in July 1990