Diff ratio question

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camcc
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Post Wed Aug 22, 2012 4:46 pm

I've had a look in the wiki and my car 1989 325i is listed as having one of two possible diff ratios: 3.64 or 3.91.

Is one for manual and one for auto? If so, which? My car is an auto?
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camcc
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Post Tue Aug 28, 2012 5:39 pm

Anyone??
1989 325i Convertible
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rich318i
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Post Tue Aug 28, 2012 5:50 pm

3.64 is pre 88 spec and 3.91 is 88 onwards

im sure
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