These were of the single deck, open, cross bench type, built by the Electric Railway & Tramway Carriage Works in Preston, Lancashire.
The bogies were made by Brush and their wheels driven by two Dick, Kerr & Co. standard 25B traction motors, each capable of delivering approximately 28 hp (21 kW) and could be braked in emergency by specially arranged resistors.
The roof frames were composed entirely of teak, covered by cotton laid in a wet coat of white paint.
They had electric headlights with 100 V.[1] The power house with three Babcock & Wilcox water tube boilers with a working pressure of 160 pounds per square inch (1,100 kPa) was built in 78th street alongside the necessary offices, car sheds and repair shops.
[1] The track and overhead cables were severely damaged during the air raid of 3 April 1942[2] and subsequently were dismantled.