Pro-Lock Variable Pressure Clutch For Harley-Davidson

• This pro-lock clutch kit features a positive engaging ball ramp activation system and fits straight into the stock clutch basket and behind the stock primary cover
• Replaces stock pressure plate, diaphragm spring and spring retainer
• Applies extra pressure to the clutch plates and prevents clutch slippage without any increase on the lever pull effort by changing the fulcrum point
• Fits 1999-2017 Evolution 1340 and Twin Came models (except models with Narrow Profile Primary or hydraulic clutch)
• Replaces OEM: 37000121A