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About AIM VP-SDR Clutch Performance

AIM VP-SDR Clutch Performance

  • The sliding weight creates 105 lbs. extra clamping pressure at 4000rpm.
  • Installing the SDR without changing the coil springs will increase the
  • clamping force by 40%. SDR clearance will work with most stock Harley-
  • Davidson derby covers
  • Springs sold separately
  • Note: If there are any clearance issues, a 1/4 spacer will be needed per application.

Warning:  California Proposition 65

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