XClutch 15-21 Subaru WRX STi Base 2.5L 8in Twin Sprung Ceramic Clutch Kit XKSU20521-2B

Part Number: xclXKSU20521-2B Description: Clutch Kit Inc Chromoly Flywheel; 8" Twin Sprung Ceramic Clutch Discs Alignment Tool Included: Yes Disc Material: Ceramic Disc Type Sprung Solid: Sprung Flywheel Bolts Included: Yes Input Shaft Diameter: 1 Input Spline Quantity: 24 Pressure Plate Bolts Included: Yes Release Bearing Included: Yes Clamping Force % Increase: N/A Clutch Disc Diameter: 7 7/8 Flywheel Included: Yes Flywheel Step: +0.087 Friction Surface Configuration: Raised Maximum Torque: 890 Pilot Bearing Included: No Recommended Use: Track Use Spline Grease Included: Yes