2006-2013 Mazda 6 Mazdaspeed Twin Solid Ceramic Clutch Kit by XClutch The XClutch Motorsport range has been developed and refined over many years of experience with motorsport teams from around the world. XClutch supplies some of the world\’s leading drift teams including multiple national champions in Europe and also supplies national-level teams in circuit racing, rally, and time attack. Available in 7.25\”, 8.0\”, and 9.0\” varieties with single, twin, triple, and quad disc options, XClutch motorsport upgrades are designed and tested to offer the ultimate solution for your race car. Features Alignment Tool Included: Yes Clamping Force % Increase: N/A Clutch Disc Diameter: NaN in. Disc Material: Ceramic Disc Type Sprung Solid: Solid Flywheel Bolts Included: Yes Flywheel Included: Yes Flywheel Step: +0.150 Friction Surface Configuration: Raised Input Shaft Diameter: 1 1/32 in. Input Spline Quantity: 23 Maximum Torque: 1350 lb Pilot Bushing Included: Yes Pressure Plate Bolts Included: Yes Recommended Use: Track Use Release Bearing Included: Yes Spline Grease Included: Yes Benefits Improved Clutch Performance and Feel Applications 2006-2013 Mazda 6 Mazdaspeed What\’s In The Box? 1 – Twin Solid Ceramic Clutch Kit Warranty XClutch offers a limited 12-month/12,000 mile warranty on this product