First rail car to leave Quorn replacing the steam mixed on 1 July 1957. Engineman Malcolm Rasmus and guard John Wozniak. Originally built as a narrow gauge railcar, 105 entered service on the Adelaide broad gauge on 18 November 1927 numbered 99 and was later renumbered 49. It was later converted back to narrow gauge and renumbered 105 and was scrapped in October 1969.