EBC - CSK Heavy Duty Clutch Springs for 2009-2010 CRF450R (CSK157) Option:CSK157 The overall short length of

The overall short length of the body reduces interference with the cowl / screen or meter

38% more than the YAMAHA stock paper filter

74% more than the Hyosung stock paper filter

Total Power - 36 Watts (4 Pc Kit)

EBC - CSK Heavy Duty Clutch Springs for 2009-2010 CRF450R (CSK157) Option:CSK157 The overall short length ofHeavy duty clutch springs (coil or diaphragm) offering up to 15% more spring force than OEM, designed to reduce slippage and improve engagement for enhanced performance and durability. Key Feature Benefits Up to 15% increased spring force compared to standard OEM clutch springs. Available in coil or diaphragm styles to suit specific applications. Manufactured from premium spring steel and precision heat treated for durability. Reduces clutch slip