Tanks a Lot: 55-ton Chieftain Tactical Tank. An unforgettable first drive. Alan Rider Writer Jun 06, 2005. See All 5 Photos.

The Chieftain main battle tank entered service with the British Army in 1966, and it last saw action around 1996. However, the UK has exported this tank to several countries ...

West Germany had considered buying the larger British Chieftain tank, or the American M60, 45 and 51 tons respectively. They were both rejected by Bonn as too heavy and not mobile enough.