BKV's heritage fleet is being expanded by a new vehicle. The tram railcar with track number 1531 was built in 1941 and ran until 1984, it served lines 44, 65, 67 and 51 alike. The renovated vehicle is currently undergoing test runs required by the railway authority. After the successful official examination, the tram will be able to participate in passenger traffic on the announced routes as a member of BKV’s heritage fleet.