Feature: 1. PERFECT FITMENT: Clutch kit with heavy duty springs is replacement for YAMAHA YFZ450 2004‑2006. 2. WIDELY USE: Motorcycle clutch kit can be used for motorcycle, road bike, mountain bike, MTB. 3. HIGH QUALITY MATERIAL: Made of high quality material, extremely heat resistant and durable for extended clutch life. 4. PREVENT OVERLOAD: Clutch kit can effectively transfer or cut off the power output of the engine to prevent overload. 5. PROTECTION: Protect the transmission components from being deformed due to excessive force, twist off to ensure a smooth start and stop. 6. EASY INSTALLATION: The installation is easy, which does not require complicated operations and can save time and effort. Specification: Item Type: Clutch Kit with Heavy Duty Springs Material: Metal + fiberQuantity: 1 set (21pcs) Application: Used to replace the clutch pad of the original vehicle, directly replace and install, renovate and upg radeFitment: Replacement for YAMAHA YFZ450 2004-2006. Package List: 15 x Clutch Plates6 x Springs