Xtreme Outback Heavy Duty Sprung Organic Clutch Kit incl. Flywheel Netflixs You Season 5 Will Be Its Last Heres Everything You Need to. Xtreme Outback Stage 1 heavy duty clutch upgrades are the top selling kits in the Xtreme Outback lineup. These kits feature a heavy duty pressure plate, offering a clamping force increase of 15 40% depending on the specific application, paired with a sprung organic friction disc. They're designed for vehicles that see regular off road use, towing, and daily driving. Each kit is meticulously developed to include all the necessary components for a smooth installation, with some options even offering a single mass conversion flywheel. Organic Friction Discs Organic friction discs are known for their superior drivability. Engineered to deliver excellent durability and performance, these discs ensure optimal driving comfort on the street. They're especially suitable for towing applications, although their heat capacity is somewhat limited, making them less ideal for motorsport use. Heavy Duty Pressure Plate Xtreme Outback's heavy duty pressure plates are precision engineered to significantly increase clamping force while maintaining a comfortable pedal feel. Our team rigorously tests and analyzes each kit to ensure peak performance right from installation and throughout its entire lifespan, ensuring the clamping force remains strong for long term performance. Notes: This clutch kit includes a Flywheel