These discs utilise a sprung hub that helps to reduce shock loading and are commonly used in track cars that retain the factory transmission

Clamp load 1250kg 50% Increased over standard

reduces required maintenance and improves long-term durability

We now call it to "compression arm" as it compresses under a hard hit

Flatter boost curve in the top end

Clutch Kit - Xtreme Outback Race Sprung Ceramic Incl Flywheel 1090Nm KNI25509-1R Ceramic coating These discs utilise a sprungXtreme Outback Heavy duty sprung ceramic kit 1R Recommended for: Motorsport Applications 1R kits are sprung ceramic single plate upgrades like seen in the " 1B" kits, however these kits offer even further clamping force for vehicles that have had significant performance modifications. Used regularly in motorsport applications, these kits are ideal for competition cars still used on the road (such as rally cars). Specifications: Torque capacity