CD modernized 2nd class compartment car 51 54 20-71 519-2 Bee. 24.5 m length, 160 km/h, 60 seats in 10 compartments. This car is a modernized version of the OSShD-Y type, with more comfortable seats, new doors, disk brakes and higher speed, but still no air-conditioning, so it's pretty hot on a summer day. And unfortunately not all windows can be opened. EC 278 Smetana to Dresden. Wien Südbahnhof (Ost), 2003-07-24.