four trams and two trailers were ordered from hannoversche waggonfabrik (hawa), with motors from siemens. the gb class 1 trams cost nok 360,000, including some work trailers. the stock had bogies, were long and weighed , and had 4x . the chassis were delivered on 20 july 1924, while the motors came on 5 july. they were assembled at the dalsenget depot. because of the wider bodies, all transport from the track at ila to dalsenget had to be done at night, so the trams would not meet other trams in the opposite track. the first test run was on 5 july, but failed due to a short circuit. a successful attempt was made on 9 july.