21"x1.6 CNC Front Wheel For Yamaha YZ 250 F YZ 450 F YZ450FX YZ250FX YZ 125 250. WHEEL RIM HUB. For YAMAHA YZ 125 / 250 1992-2025. Brake Disc Disk. brake disc disk. Precision-crafted hub using 6061 T-6 aluminum through CNC machining, ensuring structural integrity and durability.