EBC CSK Clutch Spring Kit For Kawasaki Z1000 2010-2015NOTES:- Always fit new springs, which get tired after miles of heat and use. EBC spring kits are 10% stiffer than standard and are sold in engine sets. As stated in general fitting/safety instructions, advise customers that lever will feel slightly heavier when uprating springs and to test ride to acquaint themselves with the change in control. New diaphragm springs now available.Description:15% stiffer than originalMinimize clutch slipReduce plate wearImprove power to groundBrand: EBCPart Number: CSK169Fitment:2010-2015 Kawasaki Z1000 2011-2015 Kawasaki ZX1000 Ninja 1000/ABSNote: Image is for reference only, actual product may vary slightly.