Pro X Clutch Plate Set Yamaha Yz450F Upgrade your ride's performance with a complete Pro X Clutch Pack Replacement Set. Engineered with precision at leading OEM factories, this set conforms to stringent OEM specifications, ensuring optimal performance and durability. It comprises a full set of friction plates, steel plates, and springs for a comprehensive replacement. Compatible with all Pro X and OEM clutch components, this set is designed for various applications, providing a seamless installation process. Features: Complete friction plate, steel plate and spring set OEM steel and fiber plate design Springs are 10 stiffer than stock