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      09-10-2012, 03:01 AM   #261
gIzzE
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Drives: Mercedes ML, F25 X3 and 2.8i Z
Join Date: Apr 2006
Location: Norfolk, UK.

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The auto gearbox in the pre Sept 2007 cars was far less economical than the later ZF 'box.

30-40 is about right for a 2005, you could see a good 6+ mpg more with the later unit.