AnsaldoBreda and Ansaldo STS will supply forty 39m-long trains under the $US 1.33bn design-build-operate-maintain core systems contract, which was awarded to the Ansaldo Honolulu joint venture in December 2011.The first 16 vehicles will be delivered in 2014 and the remaining sets in 2018. Each two-car set will accommodate more than 400 passengers.

The section from East Kapolei to Aloha Stadium is expected to open in 2017, with the remainder of the line scheduled for commissioning in 2019.