Editing MBT-70 (section)

===Mobility===
;American variant
The American variant was powered by a [[Continental Motors Company|Continental Motors]] AVCR-1100 diesel engine, {{convert|1,475|bhp|abbr=on}}. This was paired to a German [[Renk]] electro-hydraulic [[transmission (mechanical device)|transmission]].<ref name="500 Germany" /> The top speed was {{convert|50|km/h}} and the range was {{convert|645|km}}. The top reverse speed was the same as its top forward speed.<ref name="500 Germany" />

In 1969, the American team decided to eventually replace the diesel engine with an Avco-[[Lycoming Engines|Lycoming]] [[AGT-1500]] [[gas turbine]] engine on the production model.{{sfn|Else|2008|p=67-68}}

;West German variant
The [[Mercedes-Benz Group|Daimler-Benz]]/[[MTU Friedrichshafen|MTU]] MB 873 Ka-500 four-stroke diesel engine on the German variant was heavier and larger than the American [[Continental Motors Company|Continental Motors]] engine. The choice of this engine required some changes to the [[chassis]]. The engine was paired with a [[Renk]] HSWL 354/2 hydraulically operated gearbox with four gears and two reverse. The top speed was {{convert|72|km}} and the range was {{convert|580|km}}.<ref>{{cite book |last1=Spielberger |first1=Walter J. |title=Waffensysteme Leopard 1 und Leopard 2 |date=2003 |publisher=Motorbuch-Verlag |isbn=3-613-01655-9 |pages=370–399}}</ref>