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Al sprockets on a XR mini

Discussion in 'Mini Racing' started by sharky nrk, Jan 26, 2015.

  1. hrc_nick_11

    hrc_nick_11 Well-Known Member

    The Ohio guys allow gear ratio change but require the stock pitch 428 chain.
     
  2. backcountryme

    backcountryme Word to your mother.

    I swapped to the 420 setup with a 13 front 47 rear steel sprocket. It saved 3 pounds off the drive train weight. Going to get an aluminum rear soon.
     

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