25% Stronger Clutch Spring. Fits Big Twin 1990-97 & Sportster 1991-2021
* 25% stronger than stock, with easy on the hand lever action (Gold) * Replaces OEM # 37871-90
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* 25% stronger than stock, with easy on the hand lever action (Gold) * Replaces OEM # 37871-90
* 15% stronger than stock for smooth, positive hand lever engagement* Perfect for Hot Street or Strokers* Replaces OEM # 37871-90
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