Designed to reduce lever pull effort while increasing lever feel consistency 60% increase in torque capacity and clutch engagement, resulting in improved power transfer to rear wheel Improved clutch modulation and control Reduce clutch operating temperatures with improved oil for longevity and consistent performance Tunable to power needs and rider preference with interchangeable spring combinations to match engine build while minimizing lever force Designed for usable power delivery with a wide range of horsepower levels, no need for overly aggressive alternatives like lock-up systems Made 100% in-house in the USA Kit Includes: Patented Fixed-Pin design billet hub Billet pressure plate Complete clutch pack featuring TorqDrive friction disks Two sets of varied stiffness clutch springs - Gas Gas EX 450F (2022, 2023, 2021); Gas Gas MC 450F (2021, 2023, 2022); Gas Gas MC 450F Troy Lee Designs (2022); Husqvarna FC 450 (2017, 2018, 2016, 2020, 2019, 2021, 2022); Husqvarna FC 450 Rockstar Edition (2018, 2019); Husqvarna FE 501 (2020, 2022, 2021, 2018, 2019, 2017); Husqvarna FE 501 S (2018, 2020, 2021, 2017, 2023, 2022); Husqvarna FX 450 (2021, 2018, 2022, 2019, 2020, 2017); Husqvarna FE 450 (2017, 2021, 2023, 2019, 2020, 2018, 2022); KTM 450 EXC-F (2023, 2018, 2020, 2022, 2017, 2019, 2021); KTM 450 EXC-F Six Days (2018, 2019, 2022, 2017, 2020, 2021); KTM 450 SX-F (2016, 2019, 2020, 2022, 2021, 2018, 2017); KTM 450 XC-F (2016, 2017, 2018, 2019, 2020, 2022, 2021); KTM 500 EXC-F (2018, 2022, 2021, 2020, 2023, 2017, 2019); KTM 500 EXC-F Six Days (2020, 2018, 2021, 2023, 2019, 2017, 2022); KTM 450 EXC Six Days (2018); KTM 450 SX-F FE (2020, 2018, 2019, 2016, 2015, 2017); KTM 500 XCF-W (2020, 2022, 2021); KTM 450 XC-W (2017); KTM 450 XCF-W (2023)