Chicago Transit Authority, also known as CTA, is the operator of mass transit within the City of Chicago, Illinois and some of its surrounding suburbs, including the trains of the Chicago 'L' and CTA bus service.
5000 series (CTA)
In service 2011–present
Manufacturer Bombardier Transportation
Built at Plattsburgh, New York
Replaced 2200-series, 2400-series
Car body construction Stainless steel
Car length 48 feet (14.63 m)
Width 9 feet 4 inches (2.84 m)
Height 12 feet (3.66 m)
Doors 4 per car
Maximum speed Design: 70 miles per hour (110 km/h)
Service: 55 miles per hour (89 km/h)
Weight 57,000 pounds (26,000 kg) empty
Traction system Bombardier MITRAC AC Propulsion system
Electric system(s) Third rail, 600 V DC
Current collection method Contact shoe
Braking system(s) Regenerative and Pneumatic
Track gauge 4 ft 8 1⁄2 in (1,435 mm) standard gauge