The America's Cup World Series is a series of match/fleet race regattas founded in the lead up to the 2013 America's Cup. The series will be featured again in the lead up to 2017 America's Cup in 2015 and 2016.
The World Series used AC45 catamarans, a one-design wingsailcatamaran with foils designed specifically for the event by the Oracle Racing engineering team. The AC45 was conceived as a smaller version of the larger AC72 class rule which were sailed by competitors during the 2013 Louis Vuitton Cup and the 34th America's Cup.
The AC45 has the following specifications:
build: honeycombcore carbonfiber sandwich
length: 13.45 m (44.1 ft)
beam: 6.90 m (22.6 ft)
weight: 1,290–1,320 kg (2,840–2,910 lb)
maximum draught : 2.7 m (8 ft 10 in)
air draught : 21.5 m (71 ft) without extension, 25.5 m (84 ft) with extension
wing: 20 m (66 ft) 83.5 m2 (899 sq ft) wing element with three slotted flaps
extension: 4 m (13 ft) high, 8.7 m2 (94 sq ft) area
jib area: 48 m2 (520 sq ft), manufactured by a sail loft of team's choice
gennaker area: 125 m2 (1,350 sq ft), manufactured by a sail loft of team's choice