In Reply to: Re: Do the M3's have a Limited Slip and what Ratio posted by CFL on November 04, 2000 at 18:13:20:
yes they do. I think the European cars have a different final drive from what the cars in the States have. My manual staes 3.25:1 with 25% slip and my car is from Germany.
For us here in the US, 4:10 with 25% slip.
that should be 4.10:1