BMW Medium case 188 Ring gear 39 tooth ?

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  • Motorsport1207
    Member
    • Oct 2013
    • 66
    #1

    BMW Medium case 188 Ring gear 39 tooth ?

    Can some one tell me what is the matching pinion gear to match this 39 tooth ring gear and what ratio this becomes



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    • digger
      R3V Elite
      • Nov 2005
      • 5924
      #2
      Click image for larger version Name: gear_ratios_188-v2.jpg Views: 0 Size: 41.8 KB ID: 10044952

      i believe it is 2.79 with 14 tooth pinion
      89 E30 325is Lachs Silber - currently M20B31, M20B33 in the works, stroked to the hilt...

      new build thread http://www.r3vlimited.com/board/showthread.php?t=317505

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        • Motorsport1207
          Member
          • Oct 2013
          • 66
          #3
          Thanks
          Appreciate it

          Ted


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