AIM Corp.

CF-S&S for S&S Performance Clutch

  • Lock up head for S&S Performance Clutch (S&S Parts#56-5150, 56-5151, 56-5152, 56-5153). AIM developed the CF lock up system for the S&S performance clutch in cooperation with S&S cycles.
  • Add another 50% or more clamping force.
  • Use bigger weights and more aggressive lever design.
  • Adjustable centrifugal pressure by adding or removing weights.
  • Bolt on, fits in the stock primary cover.
  • Required 3/8"derby cover spacer for a stock derby cover.
Note: 3/8" thickness derby cover spacer is required with H-D stock derby cover. 1/8", 1/4", 3/8", 1/2" thickness spacers are available for non-stock derby cover. Clutch pull becomes heavier as RPM increases.


We won't send you anything less than the best.