Adjustable spring and shock absorber motion ratio

High and low ratio pressure plate options

The result is faster boost build up and improved power and torque throughout the rev range

Purple Spring (Outer -10 InHg)

Clamp load 950kg 20% Increased over standard

Clutch Kit - Xtreme Performance Heavy Duty Organic 580Nm 1250kg (15% inc.) KBU28001-1A BMW Adjustable spring and shock absorberXtreme Performance sprung organic kit 1A Recommended for: Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications: Torque capacity 580Nm Clamp load 1250kg 15% Increased over standard Organic Friction Discs Heavy