KKS Class S

Class S was a class of 20 twin-axle trams and 12 trailers built by Schuckert & Co. and Busch for Kristiania Kommunale Sporveie (KSS) in 1899. The trams were originally long and wide. They featured wooden benches in the longitudinal direction seating twenty. The motor cars had two motors providing a combined power output of . The motor cars weighed , while the trailers weighed .