The previous Super Sentai shows Shout! Factory released are: Kyouryuu Sentai Zyuranger, Gosei Sentai Dairanger, Ninja Sentai Kakuranger, Chouriki Sentai Ohranger, and Gekisou Sentai Carranger. Denji Sentai Megaranger: The Complete Series is listed for an August 15 release, and cost $42.99.
[Source: Power Rangers Now]