Kingda Ka Kingda Ka Kingda Ka is a steel accelerator roller coaster located at Six Flags Great Adventure in Jackson, New Jersey. It is the world's tallest roller coaster, the world's second fastest roller coaster, and was the second strata coaster ever built. It was built by Stakotra, a subcontractor to Intamin. Riders have to be at least tall in order to be able to get on the roller coaster. The train is launched by a hydraulic launch mechanism to in 3.5 seconds. At the end of the launch track, the train climbs the main top hat tower, reaching a height of
Kingda Ka used for the seats and restraints. Each train seats 18 people (two per row). The rear car has one row, while the rest have two. The rear row of each car is positioned higher than its front row for better visibility. Each of Kingda Ka's trains has an extra row of seat mounts. The panels could be removed for the installation of additional seats in the future. This modification would increase the capacity of each train from 18 to 20, and the hourly capacity of the coaster from 1400 to 1600 riders per hour. Kingda Ka's station is prepared for