If i were to purchase the below, which is from an 08 model, would there be any reason to why i couldnt fit it to my 06 mk2 model. Would i need any additional sensors etc..

http://cgi.ebay.co.uk/FORD-FOCUS-MK4-SPEEDOMETER-CLOCKS-/120514146455?cmd=ViewItem&pt=UK_CarsParts_Vehicles _CarParts_SM&hash=item1c0f33f097