This clutch spring set from EBC Brakes provides consistent clutch engagement and control for road and off-road motorcycle use. The CSK Series design and heat-treated high-carbon steel construction balance lever feel and durability under heat. Supplied as a 6-piece spring set, it is suitable for motorcycle engine clutch applications and is not subject to specific road-approval requirements.Features Spring tension 15% higher than standard to help reduce clutch slippage Catalogue pre-selects diaphragm or coil spring type as required Replaces tired or weakened clutch springs during servicing or rebuilds Matched set to support consistent clamping pressure across the clutch pack Specifications Product type: Clutch spring set Product range/series: CSK Series Heavy Duty Clutch Spring Kits Position: Engine clutch Compound / material: Heat-treated high-carbon steel Construction / design: Application-selected coil or diaphragm spring type Cross Reference Numbers CSK062 Vehicle FitmentYamaha WR 426 F (4T) (2001–2002) WR 426 FN (4T) (2001) WR 426 FP (4T) (2002) WR 450 F (4T) (2003–2004)