Introduced from 1959-1964. General overhaul, 1985-91. The World's Fair cars were introduced in 1963-1964. General overhaul, 1982-85. Car 9306 is on display in its original World's Fair colors at the NY Transit Museum in Brooklyn.
Corrugations go up to roof level.
Originally had blue side and front end doors. Introduced in 1964. General overhaul, 1988-90. Corrugations reach up to window level. Found on A and C lines.