The Leopard 2 is a German main battle tank built by the German company Krauss-Maffei-Wegmann. It was developed in the early 1970s and first entered service in 1979, replacing the earlier Leopard 1 as the foremost MBT in the Bundeswehr.

The successor to the Leopard 1, the Leopard 2 is in service with the armies of Austria, Canada, Chile, Denmark, Finland, Germany, Greece, the Netherlands, Norway, Poland, Switzerland, Sweden, Spain and Turkey. There were approx 3,200 Leopard 2 Tanks produced. In December 2006, it was announced that Singapore was to buy 66 refurbished Leopard 2A4 tanks from the German Army, plus 30 additional tanks for spares. The tanks entered service with the Singapore Army in September 2008.

The Leopard 2 is equipped with a land navigation system from LITEF of Bonn, Germany which is a subsidiary of Northrop Grumman (formerly Litton) of USA. The hybrid navigation system consists of a Global Positioning System (GPS) and an inertial navigation system.

The crew compartment is equipped with a fire and explosion detection and suppression system which has been licensed from the UK company Kidde-Graviner. A fireproof bulkhead separates the fighting compartment from the engine compartment at the rear of the vehicle.

The engine is the MTU MB 873 diesel engine, providing 1,100kW (1,500shp), with a Renk HSWL 354 gear and break system. An enhanced version of the EuroPowerPack, with a 1,210kW (1,650shp) MTU MT883 engine, has been trialled on the Leopard 2.