Quote:
Originally Posted by Ric in RVA
Quote:
Originally Posted by Bimmer-Bob
Just cruise at 70 mph in 6th, then drop down to 5th. That will be a good approximation of your new top end. The gearing is about 15% apart, same as 3.73 from 3.23. Personally, I hardly ever used 6th before, so the jump to a 3.73 rear end was all win.
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Great!!! I almost never use 6th. Will start looking for an 128i auto diff. Any other Exx cars use that diff too? |
I think the 328i has the exact same drive trains.