 With a crew of four, it mounted a 75mm/2.95in main gun and had two machine-guns in its updated turret, which was later further modified with a more sophisticated fire-control type system and an upgrading of the main armament to increase its velocity.Stridsvagn 74 was used in the Swedish Army armoured brigades as a replacement for the cancelled purchase of AMX-13 until it was replaced by strv 103.It was then used in independent corps tank companies, and even later relegated to the infantry support role in assault gun companies before being phased out of service in 1981 (strv 74 V) and 1984 (strv 74 H).