Yana Shiki CK96-051 Performance Series Clutch Kit for Yamaha FZ6 and YZF 600R/R6 Fits: Yamaha FZ6 (All models) and YZF 600R/R6 (8 plate) Complete clutch kit contains friction discs, separator plates and springs Fibers are made of paper friction material Plates are made of SPCC and are 3 mm thick Tension strength of the springs approximately 10 percent stronger than OE